pgindent run over code.

contrib/array/array_iterator.c

contrib/array/array_iterator.h

contrib/datetime/datetime_functions.c

contrib/earthdistance/earthdistance.c

contrib/findoidjoins/findoidjoins.c

contrib/fulltextindex/fti.c

contrib/isbn_issn/isbn.c

contrib/isbn_issn/issn.c

contrib/lo/lo.c

contrib/mSQL-interface/mpgsql.c

contrib/miscutil/misc_utils.c

contrib/miscutil/misc_utils.h

contrib/noupdate/noup.c

contrib/os2client/c.h

contrib/os2client/config.h

contrib/pginterface/pginterface.c

contrib/pginterface/pginterface.h

contrib/spi/moddatetime.c

contrib/spi/preprocessor/step1.c

contrib/spi/refint.c