Fix typo

src/bin/pg_dump/pg_dump.c

@@ -181,7 +181,7 @@ static void dumpOpr(Archive *fout, OprInfo *oprinfo);
 static void dumpAccessMethod(Archive *fout, AccessMethodInfo *oprinfo);
 static void dumpOpclass(Archive *fout, OpclassInfo *opcinfo);
 static void dumpOpfamily(Archive *fout, OpfamilyInfo *opfinfo);
-static void dumpCollation(Archive *fout, CollInfo *convinfo);
+static void dumpCollation(Archive *fout, CollInfo *collinfo);
 static void dumpConversion(Archive *fout, ConvInfo *convinfo);
 static void dumpRule(Archive *fout, RuleInfo *rinfo);
 static void dumpAgg(Archive *fout, AggInfo *agginfo);