fix(tests): Make test harness more resilient #6803

Job	Run time
system-test (sentry-samples-spring-boot-jakarta, false, true)	9m 54s
system-test (sentry-samples-spring-boot-4-webflux, false, true)	9m 13s
system-test (sentry-samples-spring-boot-opentelemetry, true, false)	10m 23s
system-test (sentry-samples-spring-boot, false, true)	7m 13s
system-test (sentry-samples-jul, false, true)	5m 4s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, true)	9m 14s
system-test (sentry-samples-spring-boot-opentelemetry, true, true)	9m 26s
system-test (sentry-samples-spring-7, false, true)	8m 8s
system-test (sentry-samples-spring-boot-webflux, false, true)	6m 30s
system-test (sentry-samples-spring-boot-opentelemetry-noagent, false, true)	10m 30s
system-test (sentry-samples-spring-boot-4, false, true)	10m 21s
system-test (sentry-samples-log4j2, false, true)	5m 11s
system-test (sentry-samples-spring-boot-webflux-jakarta, false, true)	8m 23s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry-noagent, false, true)	8m 53s
system-test (sentry-samples-logback, false, true)	4m 54s
system-test (sentry-samples-spring-boot-jakarta-opentelemetry, true, false)	10m 43s
system-test (sentry-samples-spring-jakarta, false, true)	8m 12s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, true)	11m 42s
system-test (sentry-samples-spring-boot-4-opentelemetry, true, false)	11m 34s
system-test (sentry-samples-console, false, true)	4m 41s
system-test (sentry-samples-spring, false, true)	7m 38s
	2h 57m 47s

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