update default liveness and readiness probes

[celenechang]

What does this PR do?

• Remove the default liveness and readiness probes from all agent containers besides the core agent
• Add a different default probe (same for liveness and readiness) for the trace agent container

Motivation

What inspired you to submit this pull request?

Additional Notes

Anything else we should know when reviewing?

Minimum Agent Versions

Are there minimum versions of the Datadog Agent and/or Cluster Agent required?

• Agent: vX.Y.Z
• Cluster Agent: vX.Y.Z

Describe your test plan

Write there any instructions and details you may have to test your PR.

Checklist

• PR has at least one valid label: bug, enhancement, refactoring, documentation, tooling, and/or dependencies
• PR has a milestone or the qa/skip-qa label

[codecov-commenter]

Codecov Report

Merging #949 (883c6fd) into main (8983ac2) will decrease coverage by 0.05%.
Report is 1 commits behind head on main.
The diff coverage is 4.76%.

@@            Coverage Diff             @@
##             main     #949      +/-   ##
==========================================
- Coverage   56.86%   56.81%   -0.05%     
==========================================
  Files         155      155              
  Lines       19296    19290       -6     
==========================================
- Hits        10972    10960      -12     
- Misses       7675     7681       +6     
  Partials      649      649              

Flag	Coverage Δ
unittests	56.81% <4.76%> (-0.05%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
apis/datadoghq/v1alpha1/datadogagent_default.go	78.25% <100.00%> (-0.29%)	⬇️
...ontrollers/datadogagent/component/agent/default.go	0.00% <0.00%> (ø)
apis/datadoghq/common/common.go	19.23% <0.00%> (-5.77%)	⬇️

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