pgsql: Fixed bug that caused arrays of varchar to be output with

Log Message:
-----------
Fixed bug that caused arrays of varchar to be output with incomplete name.
In the process expanded one test case,

Modified Files:
--------------
pgsql/src/interfaces/ecpg:
ChangeLog (r1.374 -> r1.375)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/ChangeLog?r1=1.374&r2=1.375)
pgsql/src/interfaces/ecpg/preproc:
type.c (r1.77 -> r1.78)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/preproc/type.c?r1=1.77&r2=1.78)
pgsql/src/interfaces/ecpg/test/expected:
preproc-array_of_struct.c (r1.3 -> r1.4)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-array_of_struct.c?r1=1.3&r2=1.4)
preproc-array_of_struct.stderr (r1.2 -> r1.3)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-array_of_struct.stderr?r1=1.2&r2=1.3)
preproc-array_of_struct.stdout (r1.1 -> r1.2)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/expected/preproc-array_of_struct.stdout?r1=1.1&r2=1.2)
pgsql/src/interfaces/ecpg/test/preproc:
array_of_struct.pgc (r1.1 -> r1.2)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/preproc/array_of_struct.pgc?r1=1.1&r2=1.2)