Add timestamp to filename for logs

[Cali0707]

On #3735 we discussed adding timestamps to the names for log files so that it is easy to see when the log collection started

Proposed Changes

• Add timestamp to the log file names

[Cali0707]

/cc @creydr @pierDipi

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.43%. Comparing base (648f4f0) to head (d6f4721).

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #3756   +/-   ##
=========================================
  Coverage     52.43%   52.43%           
  Complexity      874      874           
=========================================
  Files           342      342           
  Lines         21415    21415           
  Branches        284      284           
=========================================
  Hits          11229    11229           
  Misses         9276     9276           
  Partials        910      910           

Flag	Coverage Δ
java-unittests	74.08% <ø> (ø)

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[matzew]

/lgtm
/approve

/retest

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Cali0707, matzew

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[creydr]

/test reconciler-tests-namespaced-broker