Replace fatal errors in transitionDuration delegate methods (#642) #337

Job	Run time
cocoapods	1m 15s
example (Maps)	58s
build (5.10, 15.4, macos-14)	43s
example (Maps-SwiftUI)	1m 7s
swiftpm (iphoneos, arm64)	16s
build (5.9, 15.2, macos-13)	2m 18s
example (Stocks)	1m 10s
swiftpm_old (x86_64-apple-ios16.4-simulator, 14.3.1, macos-13)	42s
swiftpm (iphonesimulator, x86_64)	16s
build (5.8, 14.3.1, macos-13)	2m 21s
example (Samples)	1m 21s
swiftpm_old (arm64-apple-ios16.4-simulator, 14.3.1, macos-13)	47s
swiftpm (iphonesimulator, arm64)	23s
build (5.7, 14.1, macos-12)	41s
swiftpm_old (x86_64-apple-ios15.7-simulator, 14.1, macos-12)	44s
build (5.6, 13.4.1, macos-12)	45s
swiftpm_old (arm64-apple-ios15.7-simulator, 14.1, macos-12)	41s
build (5.5, 13.2.1, macos-12)	2m 8s
test (17.5, 15.4, iPhone 15 Pro, NO, macos-14)	4m 34s
test (16.4, 14.3.1, iPhone 14 Pro, NO, macos-13)	4m 26s
test (15.5, 13.4.1, iPhone 13 Pro, NO, macos-12)	3m 35s
	31m 11s

Provide feedback