pgsql: doc: Fix table cell overflow

doc: Fix table cell overflow

Fix one instance of a table cell overflow by adding a zero-width
space.  The visual impact of this is minimal, but since this is
currently the only such case reported by FOP ("contents of ... exceed
the available area"), it seems worth getting rid of.

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/74ff28197c14de0aa709497ce707e31bb9af7253

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