chore: Add OpenAPI support for the Rocket.Chat chat.sendMessage API #38913

ahmed-n-abdeltwab wants to merge 4 commits intoRocketChat:developRocketChat/Rocket.Chat:developfrom

ahmed-n-abdeltwab:feat/openapi-chat-sendMessageahmed-n-abdeltwab/Rocket.Chat:feat/openapi-chat-sendMessageCopy head branch name to clipboard