fix(synthetics): chromium dependencies for Synthetics monitor

[mcapell]

What does this PR do?

Add missing dependencies to run chromium on wolfi images.

Why is it important?

This fixes the issue that elastic-agent-complete-wolfi:9.2.4 can't run Synthetics monitors

Checklist

• I have read and understood the pull request guidelines of this project.
• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
  - [ ] I have made corresponding changes to the documentation
  - [ ] I have made corresponding change to the default configuration files
  - [ ] I have added tests that prove my fix is effective or that my feature works
• I have added an entry in ./changelog/fragments using the changelog tool
  - [ ] I have added an integration test or an E2E test

Disruptive User Impact

How to test this PR locally

Related issues

• Heartbeat PR with details on how to test: fix(synthetics): chromium dependencies for Synthetics monitor beats#48569

Questions to ask yourself

• How are we going to support this in production?
• How are we going to measure its adoption?
• How are we going to debug this?
• What are the metrics I should take care of?
• ...

[mergify]

This pull request does not have a backport label. Could you fix it @mcapell? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-./d./d is the label that automatically backports to the 8./d branch. /d is the digit
• backport-active-all is the label that automatically backports to all active branches.
• backport-active-8 is the label that automatically backports to all active minor branches for the 8 major.
• backport-active-9 is the label that automatically backports to all active minor branches for the 9 major.

[elasticmachine]

Pinging @elastic/elastic-agent-control-plane (Team:Elastic-Agent-Control-Plane)

[swiatekm]

If you want to have a changelog entry for this change, please add a human readable summary.

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: c6a0c0c

History

• 💔 Build #33991 failed 877db01
• 💔 Build #33955 failed 00e597e
• 💔 Build #33943 failed 08100ab
• 💛 Build #33910 was flaky e1c5a53
• 💔 Build #33907 failed 837474f

cc @mcapell

[github-actions]

@Mergifyio backport 8.19 9.2 9.3

[mergify]

backport 8.19 9.2 9.3

✅ Backports have been created

Details

• #12487 [8.19] (backport #12453) fix(synthetics): chromium dependencies for Synthetics monitor has been created for branch 8.19
• #12488 [9.2] (backport #12453) fix(synthetics): chromium dependencies for Synthetics monitor has been created for branch 9.2
• #12489 [9.3] (backport #12453) fix(synthetics): chromium dependencies for Synthetics monitor has been created for branch 9.3