pgsql: doc: Use "connections" instead of "slots" to avoid confusion

doc: Use "connections" instead of "slots" to avoid confusion

The text was written before replication slots existed, but now "slot" is
best not used for anything else in the space of replication.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/e80f619acf018a9f79dc6188472ac94ba6742ab5

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

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