mobile/ci: Improve mobile jobs #45

Job	Run time
mobile	32s
android_build / android_build	5m 54s
android_tests / kotlin_tests_linux	5m 59s
android_tests / java_tests_mac	8m 11s
android_tests / kotlin_tests_mac	6m 21s
cc / cc_tests	3m 12s
asan / asan	4m 35s
compile_time_options / cc_test	3m 15s
compile_time_options / kotlin_build	7m 58s
compile_time_options / swift_build	11m 18s
core / unit_tests	3m 15s
coverage / coverage	25m 45s
docs / docs	2m 8s
format / drstring	1m 4s
format / format_all	1m 30s
format / kotlin_lint	3m 53s
format / precommit	1m 6s
format / swift_lint	17s
ios / ios_build	14m 51s
ios_tests / c_and_objc_tests	4m 57s
ios_tests / swift_tests	27m 18s
perf / size_current	4m 28s
perf / size_main	5m 5s
release_validation / validate_swiftpm_example	13m 1s
tsan / tsan	6m 30s
perf / size_compare	1m 39s
android_build / kotlin_baseline_app	14m 9s
android_build / java_helloworld	12m 24s
android_build / kotlin_helloworld	15m 7s
android_build / kotlin_experimental_app	20m 56s
ios / swift_baseline_app	13m 7s
ios / swift_helloworld	13m 9s
ios / swift_experimental_app	13m 41s
ios / objc_helloworld	12m 4s
ios / swift_async_await	12m 57s
	5h 1m 36s

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