feat(android): Add log flushing on app backgrounding #6158

Job	Run time
system-test (sentry-samples-spring-boot-opentelemetry, true, true)	6m 20s
system-test (sentry-samples-spring-boot, false, true)	3m 55s
system-test (sentry-samples-spring-boot-4-webflux, false, true)	3m 48s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, false)	6m 38s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry-noagent, false, true)	6m 30s
system-test (sentry-samples-spring-boot-webflux, false, true)	3m 35s
system-test (sentry-samples-spring-boot-4, false, true)	3m 36s
system-test (sentry-samples-console, false, true)	1m 47s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, true)	6m 38s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, false)	6m 37s
system-test (sentry-samples-spring-boot-opentelemetry, true, false)	6m 21s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, true)	6m 38s
system-test (sentry-samples-spring-boot-webflux-jakarta, false, true)	3m 40s
system-test (sentry-samples-spring-boot-jakarta, false, true)	6m 4s
system-test (sentry-samples-log4j2, false, true)	1m 47s
system-test (sentry-samples-jul, false, true)	1m 54s
system-test (sentry-samples-spring-boot-opentelemetry-noagent, false, true)	6m 22s
system-test (sentry-samples-spring, false, true)	3m 8s
system-test (sentry-samples-spring-jakarta, false, true)	3m 15s
system-test (sentry-samples-logback, false, true)	1m 57s
system-test (sentry-samples-spring-7, false, true)	3m 24s
	1h 33m 54s

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