doc: Remove i18ngurus.com link
The web site is dead, and the Wayback Machine shows that it didn't have
much useful content before.
Branch
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REL9_1_STABLE
Details
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http://git.postgresql.org/pg/commitdiff/e78ed0402b831947a8a1584892753c3892a8dae9
Modified Files
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doc/src/sgml/charset.sgml | 11 -----------
1 file changed, 11 deletions(-)