test: Disable flaky test SentrySDKInternalTests.testResumeAndPauseAppHangTracking()

[github-actions]

Note

The pull request "test: Disable flaky test SentrySDKInternalTests.testResumeAndPauseAppHangTracking()" was created by @itaybre but did not reference an issue. Therefore this issue was created for better visibility in external tools like Linear.

This test has been flaking on many pull requests: https://github.com/getsentry/sentry-cocoa/pulls?q=is%3Apr+is%3Aopen+testResumeAndPauseAppHangTracking

#skip-changelog

[linear]

COCOA-776