lmdb: upgrade 0.9.29 -> 0.9.31

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-dbs/lmdb/lmdb_0.9.29.bb → meta-oe/recipes-dbs/lmdb/lmdb_0.9.31.bb

@@ -14,7 +14,7 @@ SRC_URI = "git://github.com/LMDB/lmdb.git;nobranch=1;protocol=https \
            file://0001-make-set-soname-on-liblmdb.patch;patchdir=../.. \
            "
 
-SRCREV = "8ad7be2510414b9506ec9f9e24f24d04d9b04a1a"
+SRCREV = "ce201088de95d26fc0da36ba805bf2ddc2ba74ff"
 
 inherit ptest