langchain

b6c57d38 - Langchain_community: Small Fix when loading facebook messages (#15358)

Langchain_community: Small Fix when loading facebook messages (#15358) - **Description:** SingleFileFacebookMessengerChatLoader did not handle the case for when messages had stickers and/or photos so fixed that. - **Issue:** #15356 --------- Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>