Revert tests

Former-commit-id: e8e1ffc

Author: MonolithProjects

molecule/default/molecule.yml

@@ -125,7 +125,7 @@ scenario:
   name: default
   test_sequence:
     - dependency
-    # - lint
+    - lint
     - cleanup
     - destroy
     - syntax

tasks/install_deps.yml

@@ -69,15 +69,6 @@
   tags:
     - install
 
-
-- name: Clean metadata
-  command: yum clean metadata
-  when: (ansible_distribution == "RedHat") or
-        (ansible_distribution == "CentOS") or
-        (ansible_distribution == "Fedora")
-  tags:
-    - install
-
 - name: Install dependencies on RHEL/CentOS/Fedora systems
   package:
     name: