pgsql: psql: Remove one use of HAVE_UNIX_SOCKETS

psql: Remove one use of HAVE_UNIX_SOCKETS

This use was not protecting any unportable code, it was just omitting
the code because it wouldn't be used. Remove the use to reduce code
complexity a bit.

Discussion: /messages/by-id/54bde68c-d134-4eb8-5bd3-8af33b72a010@2ndquadrant.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/541757f34ee099dd8e601b29dfad6302c6747d71

Modified Files
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src/bin/psql/prompt.c | 7 -------
1 file changed, 7 deletions(-)