Ansible package changed name to ansible-core, update exclude value

Ansible package changed name to ansible-core. Exclude must stay due to
bz https://bugs.launchpad.net/tripleo/+bug/1998501, only update exclude
field to exclude ansible-core instead of ansible.

Resolved conflict in:
- deployment/undercloud/undercloud-upgrade.yaml
Added exclude in update-tasks in:
- tripleo-packages-baremetal-puppet.yaml

Related-Bug: #1998501

Change-Id: I2c83d7f494267d4c4bf9e7663a7ece048658a406
(cherry picked from commit f775a5fb00)
(cherry picked from commit 7a65165ada)

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

@@ -379,8 +379,7 @@ outputs:
                 - step|int == 3
                 - os_net_config_need_upgrade.stdout
                 - stat_config_json.stat.exists
-            # Exclude ansible until https://github.com/ansible/ansible/issues/56636
-            # is available
+            # Exclude ansible-core due to https://bugs.launchpad.net/tripleo/+bug/1998501
             - name: Update all packages
               when:
                 - step|int == 3
@@ -388,7 +387,7 @@ outputs:
               yum:
                 name: '*'
                 state: latest
-                exclude: ansible
+                exclude: ansible-core
               vars:
                 skip_package_update: {get_param: SkipPackageUpdate}
       external_upgrade_tasks:
@@ -453,7 +452,7 @@ outputs:
           yum:
             name: '*'
             state: latest
-            exclude: ansible
+            exclude: ansible-core
           vars:
             skip_package_update: {get_param: SkipPackageUpdate}
         # This is failsafe unless openvswitch package does something

deployment/undercloud/undercloud-upgrade.yaml

@@ -136,14 +136,13 @@ outputs:
           when:
             - step|int == 2
             - ovs_upgrade.changed|bool
-        # Exclude ansible until https://github.com/ansible/ansible/issues/56636
-        # is available
+        # Exclude ansible-core due to bz https://bugs.launchpad.net/tripleo/+bug/1998501
         - name: Update all packages
           when: step|int == 3
           yum:
             name: '*'
             state: latest
-            exclude: ansible
+            exclude: ansible-core
         - name: Check that os-net-config has configuration
           when: step|int == 3
           stat: