More validate module fixes (#39097)

* Fix type bool DOCUMENTATION issues

lib/ansible/utils/module_docs_fragments/fortios.py

@@ -56,7 +56,7 @@ options:
         changes are made.  The backup file is written to the i(backup)
         folder.
     default: no
-    choices: ['yes', 'no']
+    type: bool
   backup_path:
     description:
       - Specifies where to store backup files. Required if I(backup=yes).

lib/ansible/utils/module_docs_fragments/oneview.py

@@ -50,7 +50,7 @@ options:
             - When the ETag Validation is enabled, the request will be conditionally processed only if the current ETag
                 for the resource matches the ETag provided in the data.
         default: true
-        choices: ['true', 'false']
+        type: bool
 '''
 
     FACTSPARAMS = '''