ci: fix ACTIONS_STEP_DEBUG not working

[zirain]

xref: https://docs.github.com/en/actions/how-tos/monitor-workflows/enable-debug-logging?search-overlay-input=jobs#enabling-step-debug-logging

You can also use the runner.debug context to conditionally run steps only when debug logging is enabled. For more information

[netlify]

✅ Deploy Preview for cerulean-figolla-1f9435 canceled.

Name	Link
🔨 Latest commit	f515e0c
🔍 Latest deploy log	https://app.netlify.com/projects/cerulean-figolla-1f9435/deploys/69b3a85521599f00086d5362

[zhaohuabing]

Hi @zirain do you have a chance to test this works when manually run a flow with enable debugging is checked?

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 74.18%. Comparing base (01f43e3) to head (f515e0c).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8517      +/-   ##
==========================================
+ Coverage   74.16%   74.18%   +0.01%     
==========================================
  Files         242      242              
  Lines       37603    37603              
==========================================
+ Hits        27889    27894       +5     
+ Misses       7773     7770       -3     
+ Partials     1941     1939       -2     

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[zirain]

Hi @zirain do you have a chance to test this works when manually run a flow with enable debugging is checked?

before: https://github.com/envoyproxy/gateway/actions/runs/23038429771/job/66912666163
after: https://github.com/envoyproxy/gateway/actions/runs/23038429771/job/66919086755