Fix *common_irrelevant_files alias

Author: mnasiadka

zuul.d/openstack-shadow/openstack-tox-cover.yaml

@@ -12,7 +12,13 @@
       negate: true
     required-projects:
       - name: openstack/requirements
-    irrelevant-files: *common-irrelevant-files
+    irrelevant-files: &common-irrelevant-files
+      - ^.*\.rst$
+      - ^api-ref/.*$
+      - ^doc/.*$
+      - ^releasenotes/.*$
+      - ^deliverables/.*$
+      - ^\.pre-commit-config\.yaml$
     vars:
       tox_constraints_file: '{{ ansible_user_dir }}/src/github.com/stackhpc/requirements/upper-constraints.txt'
     timeout: 3000