[9.1] [AI4DSOC] Fix last event ingested for sentinel_one integration (#230277)

[kibanamachine]

Backport

This will backport the following commits from main to 9.1:

• [AI4DSOC] Fix last event ingested for sentinel_one integration (#230277)

Questions ?

Please refer to the Backport tool documentation

[elasticmachine]

💛 Build succeeded, but was flaky

• Buildkite Build
• Commit: b6582a9

Failed CI Steps

• FTR Configs #70

Test Failures

• [job] [logs] FTR Configs #70 / Journey[infra_hosts_view] "before all" hook for "Navigate to Hosts view and load 500 hosts"

Metrics [docs]

Async chunks

Total size of all lazy-loaded chunks that will be downloaded as the user navigates the app

id	before	after	diff
securitySolution	9.8MB	9.8MB	+25.0B

cc @PhilippeOberti