Change default from localhost to 127.0.0.1

[bitoku]

What type of PR is this?

/kind other

What this PR does / why we need it:

This PR changes the default tracing endpoint to 127.0.0.1 to align with the cri-o change.

Which issue(s) this PR fixes:

Fixes a part of cri-o/cri-o#7448

Special notes for your reviewer:

Does this PR introduce a user-facing change?

Use 127.0.0.1 as the new default for tracing endpoint.

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 47.89%. Comparing base (4e0f474) to head (105eea4).
Report is 696 commits behind head on main.

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Additional details and impacted files

@@             Coverage Diff             @@
##             main    #2391       +/-   ##
===========================================
+ Coverage   37.53%   47.89%   +10.35%     
===========================================
  Files          15      121      +106     
  Lines        1268     4042     +2774     
  Branches      414      833      +419     
===========================================
+ Hits          476     1936     +1460     
- Misses        526     1602     +1076     
- Partials      266      504      +238     

[kwilczynski]

/approve
/lgtm

[openshift-ci]

@kwilczynski: changing LGTM is restricted to collaborators

In response to this:

/approve
/lgtm

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[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: bitoku, kwilczynski, saschagrunert

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[saschagrunert]

@bitoku CI seems to hang, do you mind a rebase?

[kwilczynski]

/close

[openshift-ci]

@kwilczynski: You can't close an active issue/PR unless you authored it or you are a collaborator.

In response to this:

/close

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[kwilczynski]

Can't /close and /reopen to kick the tires on the CI. 😄