pgsql: doc: remove mention of backslash doubling in strings

doc: remove mention of backslash doubling in strings

Reported-by: Laurenz Albe

Discussion: /messages/by-id/0b03f91a875fb44182f5bed9e1d404ed6d138066.camel@cybertec.at

Author: Laurenz Albe

Backpatch-through: 11

Branch
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REL_15_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/ad6508c104f746e56e0e86c03febecc8d66b0b98

Modified Files
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doc/src/sgml/syntax.sgml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)