remove unneeded vars

Author: hallvictoria

eng/ci/worker-release.yml

@@ -12,8 +12,6 @@ resources:
       ref: refs/tags/release
 
 variables:
-  - template: /eng/templates/utils/variables.yml@self
-  - template: /eng/templates/utils/official-variables.yml@self
   - name: codeql.excludePathPatterns
     value: deps/,build/