Use GitHub vars to determine custom runner names (#7509)

* Use `WINDOWS_RUNNER` var to determine custom runner name

* Remove `if` step

* Change var to `CI_WINDOWS_RUNNER`

* Use other runner vars and fall back to free runners

* Update ChangeLog

* Use `CI_MAC_INTEL_RUNNER`

* Set Mac name depending on var

* Use `CI_LINUX_ARM_RUNNER`

* Change CI var to `CI_ENABLE_PACKAGING`

* Use exclusions to remove ARM runners when var not set

* Switch to `CI_USE_LINUX_ARM_RUNNER` var

* Exclude arm runners if `CI_USE_LINUX_ARM_RUNNER` not set

* Fixed path and actually capture `matrix` as var

* Fixed path

* Add debug step

* Kick build

* Add EOL delimiters

* Move action to composite action for reuse

* Make JSON output pretty

* Add shell prop

* Fixed output var name

* Cleanup debug

* Move debug to same step

* Kick build

* Use `needs` on other jobs

* Also depend unix on setup

.github/workflows/codeql-analysis.yml

@@ -16,7 +16,7 @@ jobs:
     if: ${{ !github.event.pull_request.draft }}
 
     name: Analyze
-    runs-on: ubuntu-24.04-16-core-x64
+    runs-on: ${{ vars.CODEQL_RUNNER || 'ubuntu-24.04' }}
     container: symless/synergy-core:ubuntu-24.04-amd64
     timeout-minutes: 20