pgsql: doc: improve wording of "foreign data server" in file-fdw docs

doc: improve wording of "foreign data server" in file-fdw docs

Backpatch to 9.2

Shigeru HANADA

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/7441b49d1930a56b20c8ab4bb3ecb9bcdb4878de

Modified Files
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doc/src/sgml/file-fdw.sgml | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

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