Added |bool for rhel_enable_repos (#8871)

roles/bootstrap-os/tasks/bootstrap-redhat.yml

@@ -78,7 +78,7 @@
       - "rhel-7-server-extras-rpms"
     state: enabled
   when:
-    - rhel_enable_repos | default(True)
+    - rhel_enable_repos | default(True) | bool
     - ansible_distribution_major_version == "7"
 
 # container-selinux is in appstream repo
@@ -89,7 +89,7 @@
       - "rhel-8-for-*-appstream-rpms"
     state: enabled
   when:
-    - rhel_enable_repos | default(True)
+    - rhel_enable_repos | default(True) | bool
     - ansible_distribution_major_version == "8"
 
 - name: Check presence of fastestmirror.conf