fix: Minor build and e2e workflow fixes

[ishaansehgal99]

1. BRANCH_NAME works for every trigger that you can specify under on
2. Fix format of the combined matrix
3. Increase default timeout for resource (dep or statefulset) creation

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (23c906f) 65.27% compared to head (5fbd870) 65.27%.

❗ Current head 5fbd870 differs from pull request most recent head 6fbaa9e. Consider uploading reports for the commit 6fbaa9e to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #245   +/-   ##
=======================================
  Coverage   65.27%   65.27%           
=======================================
  Files          14       14           
  Lines        1123     1123           
=======================================
  Hits          733      733           
  Misses        352      352           
  Partials       38       38           

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