Update regression tests for new referential integrity error message

wording ("table" added).

src/test/regress/expected/foreign_key.out

@@ -307,7 +307,7 @@ SELECT * FROM PKTABLE;
 
 -- Delete a row from PK TABLE (should fail)
 DELETE FROM PKTABLE WHERE ptest1=1;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (ptest1)=(1) is still referenced from table "fktable".
 -- Delete a row from PK TABLE (should succeed)
 DELETE FROM PKTABLE WHERE ptest1=5;
@@ -323,7 +323,7 @@ SELECT * FROM PKTABLE;
 
 -- Update a row from PK TABLE (should fail)
 UPDATE PKTABLE SET ptest1=0 WHERE ptest1=2;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (ptest1)=(2) is still referenced from table "fktable".
 -- Update a row from PK TABLE (should succeed)
 UPDATE PKTABLE SET ptest1=0 WHERE ptest1=4;
@@ -373,13 +373,13 @@ SELECT * from FKTABLE;
 
 -- Try to update something that should fail
 UPDATE PKTABLE set ptest2=5 where ptest2=2;
-ERROR:  update or delete on "pktable" violates foreign key constraint "constrname3" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "constrname3" on table "fktable"
 DETAIL:  Key (ptest1,ptest2,ptest3)=(1,2,3) is still referenced from table "fktable".
 -- Try to update something that should succeed
 UPDATE PKTABLE set ptest1=1 WHERE ptest2=3;
 -- Try to delete something that should fail
 DELETE FROM PKTABLE where ptest1=1 and ptest2=2 and ptest3=3;
-ERROR:  update or delete on "pktable" violates foreign key constraint "constrname3" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "constrname3" on table "fktable"
 DETAIL:  Key (ptest1,ptest2,ptest3)=(1,2,3) is still referenced from table "fktable".
 -- Try to delete something that should work
 DELETE FROM PKTABLE where ptest1=2;
@@ -849,12 +849,12 @@ insert into pktable(base1) values (3);
 insert into fktable(ftest1) values (3);
 -- let's try removing a row that should fail from pktable
 delete from pktable where base1>2;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (base1)=(3) is still referenced from table "fktable".
 -- okay, let's try updating all of the base1 values to *4
 -- which should fail.
 update pktable set base1=base1*4;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (base1)=(3) is still referenced from table "fktable".
 -- okay, let's try an update that should work.
 update pktable set base1=base1*4 where base1<3;
@@ -877,12 +877,12 @@ insert into pktable(base1,ptest1) values (3, 1);
 insert into fktable(ftest1, ftest2) values (3, 1);
 -- let's try removing a row that should fail from pktable
 delete from pktable where base1>2;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (base1,ptest1)=(3,1) is still referenced from table "fktable".
 -- okay, let's try updating all of the base1 values to *4
 -- which should fail.
 update pktable set base1=base1*4;
-ERROR:  update or delete on "pktable" violates foreign key constraint "fktable_ftest1_fkey" on "fktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "fktable_ftest1_fkey" on table "fktable"
 DETAIL:  Key (base1,ptest1)=(3,1) is still referenced from table "fktable".
 -- okay, let's try an update that should work.
 update pktable set base1=base1*4 where base1<3;
@@ -907,11 +907,11 @@ ERROR:  insert or update on table "pktable" violates foreign key constraint "pkt
 DETAIL:  Key (base2,ptest2)=(3,2) is not present in table "pktable".
 -- fails (2,2) is being referenced
 delete from pktable where base1=2;
-ERROR:  update or delete on "pktable" violates foreign key constraint "pktable_base2_fkey" on "pktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "pktable_base2_fkey" on table "pktable"
 DETAIL:  Key (base1,ptest1)=(2,2) is still referenced from table "pktable".
 -- fails (1,1) is being referenced (twice)
 update pktable set base1=3 where base1=1;
-ERROR:  update or delete on "pktable" violates foreign key constraint "pktable_base2_fkey" on "pktable"
+ERROR:  update or delete on table "pktable" violates foreign key constraint "pktable_base2_fkey" on table "pktable"
 DETAIL:  Key (base1,ptest1)=(1,1) is still referenced from table "pktable".
 -- this sequence of two deletes will work, since after the first there will be no (2,*) references
 delete from pktable where base2=2;