Tests: Tweak tests timing to make testRedaction & testStateEventRedaction pass again
Tests: Tweak tests timing to make testRedaction & testStateEventRedaction pass again

Those timings are not so important. The important thing is the end result.

matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk,matrix-org/matrix-ios-sdk