[ci] Speed up coverage start up.

scripts/ci/jobs/code-coverage.yml

@@ -3,10 +3,7 @@ code coverage:
   extends:
     - .template-build-linux
   tags: [shell, envinf]
-  needs:
-    - job: "build linux: [USE_PYTHON=OFF]"
-      artifacts: false
-    - meta
+  needs: [meta]
   variables:
     CMAKE_PRESET: coverage
     TARGETS: "testrunner_coverage ctest_coverage"

scripts/ci/jobs/meta.yml

 meta:
-  stage: .pre
+  stage: preparation
   tags: [shell]
+  needs: []
   variables:
     GIT_DEPTH: 1000
   script: