redfish: clean etag of quotes before patch (#3296)

* Some vendors surround header etag with quotes, which need to be cleaned before sending a patch

* Minor change fragment

* Add etag strip quote option

* Rebase

* Cleanup fragment

* Apply suggestions from code review

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/modules/remote_management/redfish/redfish_command.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Description update

* Update plugins/modules/remote_management/redfish/redfish_config.py

Co-authored-by: Felix Fontein <felix@fontein.de>

Co-authored-by: Kyle Williams <kyle.williams@thetradedesk.com>
Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/modules/remote_management/redfish/redfish_command.py

@@ -207,6 +207,15 @@ options:
         description:
           - The transfer method to use with the image
         type: str
+  strip_etag_quotes:
+    description:
+      - Removes surrounding quotes of etag used in C(If-Match) header
+        of C(PATCH) requests.
+      - Only use this option to resolve bad vendor implementation where
+        C(If-Match) only matches the unquoted etag string.
+    type: bool
+    default: false
+    version_added: 3.7.0
 
 author: "Jose Delarosa (@jose-delarosa)"
 '''
@@ -631,7 +640,8 @@ def main():
                     transfer_protocol_type=dict(),
                     transfer_method=dict(),
                 )
-            )
+            ),
+            strip_etag_quotes=dict(type='bool', default=False),
         ),
         required_together=[
             ('username', 'password'),
@@ -686,10 +696,13 @@ def main():
     # VirtualMedia options
     virtual_media = module.params['virtual_media']
 
+    # Etag options
+    strip_etag_quotes = module.params['strip_etag_quotes']
+
     # Build root URI
     root_uri = "https://" + module.params['baseuri']
     rf_utils = RedfishUtils(creds, root_uri, timeout, module,
-                            resource_id=resource_id, data_modification=True)
+                            resource_id=resource_id, data_modification=True, strip_etag_quotes=strip_etag_quotes)
 
     # Check that Category is valid
     if category not in CATEGORY_COMMANDS_ALL: