fix bug with ternary + undefined variable

Author: duck-rh

tasks/main.yml

@@ -141,9 +141,9 @@
 
 - name: "Schedule build and sync"
   include_tasks: schedule_build_and_sync.yml
-  when: (tests_is_container is defined) | ternary(not tests_is_container, ansible_env.container is undefined)
+  when: ((not tests_is_container) if tests_is_container is defined else (ansible_env.container is undefined))
 
 - name: "Build now (container)"
   include_tasks: build.yml
-  when: ((tests_is_container is defined) | ternary(tests_is_container, ansible_env.container is defined)) and builder_container_build_now|bool
+  when: (tests_is_container if tests_is_container is defined else (ansible_env.container is defined)) and builder_container_build_now|bool