Bump rocketchat-api from 1.3.1 to 1.4 (RasaHQ#5943)

Bumps [rocketchat-api](https://github.com/jadolg/rocketchat_API) from 1.3.1 to 1.4.
- [Release notes](https://github.com/jadolg/rocketchat_API/releases)
- [Commits](jadolg/rocketchat_API@1.3.1...1.4)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

poetry.lock

@@ -87,7 +87,7 @@ python-telegram-bot = ">=11.1,<13.0"
 twilio = ">=6.26,<6.42"
 webexteamssdk = ">=1.1.1,<1.4.0"
 mattermostwrapper = "~2.2"
-rocketchat_API = ">=0.6.31,<1.4.0"
+rocketchat_API = ">=0.6.31,<1.5.0"
 colorhash = "~1.0.2"
 pika = "~1.1.0"
 jsonschema = "~3.2"