feat(android-distribution): Run checkForUpdate on background thread (EME-413) #5613

Job	Run time
system-test (sentry-samples-spring-boot-opentelemetry, true, false)	5m 41s
system-test (sentry-samples-spring-boot-jakarta, false, true)	5m 34s
system-test (sentry-samples-spring-boot-opentelemetry, true, true)	5m 21s
system-test (sentry-samples-spring-boot, false, true)	3m 29s
system-test (sentry-samples-spring-boot-opentelemetry-noagent, false, true)	5m 23s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry-noagent, false, true)	5m 33s
system-test (sentry-samples-spring-boot-webflux-jakarta, false, true)	3m 0s
system-test (sentry-samples-logback, false, true)	1m 30s
system-test (sentry-samples-console, false, true)	1m 32s
system-test (sentry-samples-spring-boot-webflux, false, true)	2m 43s
system-test (sentry-samples-spring, false, true)	2m 27s
system-test (sentry-samples-jul, false, true)	1m 28s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, true)	5m 34s
system-test (sentry-samples-spring-boot-4, false, true)	3m 3s
system-test (sentry-samples-spring-7, false, true)	2m 16s
system-test (sentry-samples-log4j2, false, true)	1m 27s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, false)	5m 30s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, false)	5m 45s
system-test (sentry-samples-spring-jakarta, false, true)	2m 22s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, true)	5m 39s
system-test (sentry-samples-spring-boot-4-webflux, false, true)	2m 57s
	1h 18m 14s

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