Update error_codes("RM112") decorator (#4006)

* Added fix

* Added changelog

* Pre-commit

* Update .changelog/4006.yml

Co-authored-by: Yuval Hayun <70104171+YuvHayun@users.noreply.github.com>

---------

Co-authored-by: Yuval Hayun <70104171+YuvHayun@users.noreply.github.com>

.changelog/4006.yml

@@ -0,0 +1,4 @@
+changes:
+- description: Fixed an issue where validate would state that it failed, even though it shouldn't, and then it would display an empty list of content items when running on specific validations.
+  type: fix
+pr_number: 4006

demisto_sdk/commands/common/hook_validations/readme.py

@@ -335,6 +335,7 @@ def verify_readme_image_paths(self) -> bool:
             return False
         return True
 
+    @error_codes("RM112")
     def verify_readme_relative_urls(self) -> bool:
         """Validate readme (not pack readme) relative urls.
 
@@ -344,7 +345,6 @@ def verify_readme_relative_urls(self) -> bool:
         # If there are errors in one of the following validations return False
         return not self.check_readme_relative_url_paths()
 
-    @error_codes("RM112")
     def check_readme_relative_url_paths(self, is_pack_readme: bool = False) -> list:
         """Validate readme url relative paths.
             prints an error if relative paths in README are found since they are not supported.