fix changelog workflow (#4576)

Signed-off-by: emdneto <9735060+emdneto@users.noreply.github.com>

Author: emdneto

.github/workflows/changelog.yml

@@ -30,7 +30,7 @@ jobs:
 
       - name: Ensure no direct changes to CHANGELOG.md
         run: |
-          if [[ $(git diff --name-only FETCH_HEAD -- '**/CHANGELOG.md') ]]
+          if [[ $(git diff --name-only FETCH_HEAD -- 'CHANGELOG.md' '**/CHANGELOG.md') ]]
           then
             echo "CHANGELOG.md files should not be directly modified."
             echo "Please add a changelog fragment file to the appropriate .changelog/ directory instead."