Normalize bools in tests (#5996)

* Normalize bools in tests.

* Fix typo.

tests/integration/targets/setup_postgresql_db/tasks/main.yml

@@ -50,9 +50,9 @@
 
 - name: Kill all postgres processes
   shell: 'pkill -u {{ pg_user }}'
-  become: yes
+  become: true
   when: ansible_facts.distribution == 'CentOS' and ansible_facts.distribution_major_version == '8'
-  ignore_errors: yes
+  ignore_errors: true
 
 - name: stop postgresql service
   service: name={{ postgresql_service }} state=stopped
@@ -202,9 +202,9 @@
 
 - name: Kill all postgres processes
   shell: 'pkill -u {{ pg_user }}'
-  become: yes
+  become: true
   when: ansible_facts.distribution == 'CentOS' and ansible_facts.distribution_major_version == '8'
-  ignore_errors: yes
+  ignore_errors: true
   register: terminate
 
 - name: Stop postgresql service