[Flaky Test] auditbeat/module/file_integrity/kprobes Test_Monitor/TestNew

## Flaky Test

* **Test Name:** Test_Monitor/TestNew
* **Link:** https://github.com/elastic/beats/blob/8df1efe87f1cee80adb222429309ac1a0c4efede/auditbeat/module/file_integrity/kprobes/monitor_test.go#L46
* **Branch:** `main`
* **Artifact Link:** https://buildkite.com/elastic/auditbeat/builds/19486/steps/table?jid=0198854e-14bf-4c7a-b4a7-af6869bbdce1#0198854e-14bf-4c7a-b4a7-af6869bbdce1/145-361
* **Notes:** It has failed multiple times on `main`, but it passes on my machine.
### Stack Trace

```
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=== Failed
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=== FAIL: auditbeat/module/file_integrity/kprobes Test_Monitor/TestNew (38.26s)
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monitor_test.go:487:
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Error Trace: /go/src/github.com/elastic/beats/auditbeat/module/file_integrity/kprobes/monitor_test.go:487
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Error: Received unexpected error:
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probe missing events
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probe missing events
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timeout
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probe missing events
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could not validate probes
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Test: Test_Monitor/TestNew
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=== FAIL: auditbeat/module/file_integrity/kprobes Test_Monitor (38.26s)
```

Start with auditbeat/module/file_integrity/kprobes/monitor_test.go, especially Test_Monitor/TestNew and the failure at line 487. Run the named test on main and compare the repeated CI failures involving missing probe events and timeouts. Done means the test no longer flakes in repeated CI runs.

Written by the indexing model from the issue text.