Run update without yum update to apply hotfixes.

Add a new option to skip the yum update of all packages.

Change-Id: Idd22c7b4403bb63c06d2ba714d851a976e830108

deployment/tripleo-packages/tripleo-packages-baremetal-puppet.yaml

@@ -83,6 +83,11 @@ parameters:
       major-upgrade-composable-steps.yaml and major-upgrade-converge.yaml
       environment files.
     default: ''
+  SkipPackageUpdate:
+    default: 'false'
+    description: Set to true to skip the update all packages
+    type: boolean
+
 
 outputs:
   role_data:
@@ -355,10 +360,15 @@ outputs:
             - step|int == 3
             - os_net_config_need_upgrade.stdout
             - os_net_config_has_config.rc == 0
+        - name: Set boolean skip_package_update
+          set_fact:
+            skip_package_update: {get_param: SkipPackageUpdate}
         # Exclude ansible until https://github.com/ansible/ansible/issues/56636
         # is available
         - name: Update all packages
-          when: step|int == 3
+          when:
+            - step|int == 3
+            - not skip_package_update|bool
           yum:
             name: '*'
             state: latest
@@ -386,10 +396,15 @@ outputs:
         - name: Exit if existing yum process
           fail: msg="ERROR existing yum.pid detected - can't continue! Please ensure there is no other package update process for the duration of the minor update worfklow. Exiting."
           when: (step|int == 0 or step|int == 3) and yum_pid_file.stat.exists
+        - name: Set boolean skip_package_update
+          set_fact:
+            skip_package_update: {get_param: SkipPackageUpdate}
         # Exclude ansible until https://github.com/ansible/ansible/issues/56636
         # is available
         - name: Update all packages
-          when: step|int == 3
+          when:
+            - step|int == 3
+            - not skip_package_update|bool
           yum:
             name: '*'
             state: latest