The type of wait_condition.status is str (#310)

The `wait_condition.status` key is a string.

- Use actually string in the documentation
- Use core's `boolean()` method to convert the value internally to
  boolean

plugins/doc_fragments/k8s_wait_options.py

@@ -52,9 +52,9 @@ options:
         - The value of the status field in your desired condition.
         - For example, if a C(Deployment) is paused, the C(Progressing) C(type) will have the C(Unknown) status.
         choices:
-        - True
-        - False
-        - Unknown
+        - "True"
+        - "False"
+        - "Unknown"
         default: "True"
       reason:
         type: str