Remove renderer from `flutter_context` #5386

Job	Run time
macos \| stable	32s
cancel-previous-workflow	2s
macos \| beta	31s
ubuntu \| stable	31s
ubuntu \| beta	22s
windows \| stable	43s
windows \| beta	58s
analyze / analyze	39s
analyze / cancel-previous-workflow	3s
analyze / package-analysis	1m 31s
	5m 52s

Provide feedback