matrix-react-sdk

ffa49df8 - Refactor integration manager handling into a common place

Refactor integration manager handling into a common place It was already in a common place, but this is the boilerplate for supporting multiple integration managers, and multiple integration manager sources. For https://github.com/vector-im/riot-web/issues/4913 / https://github.com/vector-im/riot-web/issues/10161