fix rm108 by removing conent-assets absulote-link

.changelog/4683.yml

@@ -0,0 +1,4 @@
+changes:
+- description: Fixed an issue where content-assets absolute paths raised an error from RM108 validation.
+  type: internal
+pr_number: 4683

demisto_sdk/commands/validate/validators/RM_validators/RM108_is_image_path_valid.py

@@ -78,6 +78,9 @@ def detect_absolute_image_paths(self, content_item) -> str:
                 # based on whether the link matches the URL or HTML pattern.
                 absolute_link[1] if absolute_link[0] else absolute_link[2]
                 for absolute_link in absolute_links
+                # removing content-assets links
+                if "content-assets"
+                not in (absolute_link[1] if absolute_link[0] else absolute_link[2])
             ]
 
             return (