Upgrade GitHub Actions to macOS 26 with arm64 support #379

Job	Run time
danger	1m 46s
test (platform=iOS Simulator,name=iPad Air 13-inch (M3))	2m 32s
test (platform=watchOS Simulator,name=Apple Watch Series 11 (46mm))	1m 54s
test (platform=iOS Simulator,name=iPad mini (A17 Pro))	2m 33s
test (platform=tvOS Simulator,name=Apple TV 4K (3rd generation))	2m 5s
test (platform=iOS Simulator,name=iPhone Air)	2m 50s
test (platform=iOS Simulator,name=iPhone 17 Pro Max)	1m 58s
test (platform=tvOS Simulator,name=Apple TV)	2m 4s
test (platform=iOS Simulator,name=iPhone 17 Pro)	2m 8s
test (platform=iOS Simulator,name=iPhone 17)	2m 31s
test (platform=iOS Simulator,name=iPad (A16))	2m 12s
test (platform=iOS Simulator,name=iPhone 16e)	1m 57s
test (platform=iOS Simulator,name=iPad Pro 13-inch (M5))	2m 27s
	28m 57s

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