Add master config upgrade hook to upgrade-all plays

Currently, in 1.5, 3.6, 1.7 upgrade-all plays, control
plane upgrades are not called correctly.

This commit ensures the master config hook is appropriately
applied during these upgrades to match the steps in
control plane only upgrades.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1486054

playbooks/common/openshift-cluster/upgrades/v3_5/upgrade.yml

@@ -112,6 +112,8 @@
   - include: ../cleanup_unused_images.yml
 
 - include: ../upgrade_control_plane.yml
+  vars:
+    master_config_hook: "v3_5/master_config_upgrade.yml"
 
 - include: ../upgrade_nodes.yml
 

playbooks/common/openshift-cluster/upgrades/v3_6/upgrade.yml

@@ -116,6 +116,8 @@
   - include: ../cleanup_unused_images.yml
 
 - include: ../upgrade_control_plane.yml
+  vars:
+    master_config_hook: "v3_6/master_config_upgrade.yml"
 
 - include: ../upgrade_nodes.yml
 

playbooks/common/openshift-cluster/upgrades/v3_7/upgrade.yml

@@ -119,9 +119,9 @@
   tasks:
   - include: ../cleanup_unused_images.yml
 
-#TODO: Why doesn't this compose using ./upgrade_control_plane rather than
-# ../upgrade_control_plane?
 - include: ../upgrade_control_plane.yml
+  vars:
+    master_config_hook: "v3_7/master_config_upgrade.yml"
 
 # All controllers must be stopped at the same time then restarted
 - name: Cycle all controller services to force new leader election mode