libcouchbase 2.5.6
libcouchbase 2.5.6

Closes #49335.

Signed-off-by: Andrew Janke <02e0a999c50b1f88df7a8f5a04e1b76b35ea6a88@apjanke.net>

filcab/homebrew,filcab/homebrew,filcab/homebrew,filcab/homebrew