pgsql: Fix document bug regarding read only transactions.

Fix document bug regarding read only transactions.

It was explained that read only transactions (not in standby) allow to
update sequences. This had been wrong since the commit:
05d8a561ff85db1545f5768fe8d8dc9d99ad2ef7

Discussion: /messages/by-id/20170614.110826.425627939780392324.t-ishii@sraoss.co.jp

Branch
------
REL9_4_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/6d3a0fc33750b1eee0c63220075b058a8e0d675e

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

--
Sent via pgsql-committers mailing list (pgsql-committers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-committers