docs: update page format to specify page checksum field
Backpatch to 9.3
Per report from Steffen Hildebrandt
Branch
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REL9_3_STABLE
Details
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http://git.postgresql.org/pg/commitdiff/57282cdedaa64c0db451a6e05884a76195f21f0c
Modified Files
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doc/src/sgml/storage.sgml | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)