build: bump go to 1.25.3

[TomerFi]

Following #2420, we can bump to 1.25.3.
I've tested on OpenShift and with Preflight.

@JAORMX @dmartinol @RoddieKieley

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 54.57%. Comparing base (b6a5e46) to head (4905f9e).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2423      +/-   ##
==========================================
- Coverage   54.58%   54.57%   -0.02%     
==========================================
  Files         265      265              
  Lines       25599    25599              
==========================================
- Hits        13974    13970       -4     
- Misses      10297    10307      +10     
+ Partials     1328     1322       -6     

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[TomerFi]

I'm not sure the CI failure relates to this PR, can anyone restart the failing test please?

[jhrozek]

I'm not sure the CI failure relates to this PR, can anyone restart the failing test please?

I also think it is unrelated. Restarted.