Async animation loading improvements #1124

Job	Run time
Build Example App	7m 42s
Build Example App	7m 42s
Build Package (14.2)	4m 55s
Build Package (14.2)	4m 55s
Build Package (14.3)	4m 29s
Build Package (14.3)	4m 29s
Build XCFramework	14m 16s
Build XCFramework	14m 16s
Lint CocoaPods podspec	7m 27s
Lint CocoaPods podspec	7m 27s
Build Package (13.2.1)	3m 47s
Build Package (13.2.1)	3m 47s
Build Package (13.4.1)	4m 24s
Build Package (13.4.1)	4m 24s
Test Swift Package Manager support	5m 19s
Test Swift Package Manager support	5m 19s
Test Package	23m 21s
Test Package	34m 22s
Test Carthage support	9m 59s
Test Carthage support	9m 59s
Lint Embedded Libraries	49s
Lint Embedded Libraries	49s
Lint Swift	1m 22s
Lint Swift	1m 22s
	3h 6m 41s

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