Small fix on release script

Correct path for mkdocs.yml

Author: rochacbruno

release.sh

@@ -125,8 +125,8 @@ echo "Starting release of $new_version"
 make setup-pre-commit
 
 # Create a new commit and annotated tag.
-git add dynaconf/VERSION dynaconf/mkdocs.yml
-pre-commit run --files dynaconf/VERSION dynaconf/mkdocs.yml || true
+git add dynaconf/VERSION mkdocs.yml
+pre-commit run --files dynaconf/VERSION mkdocs.yml || true
 
 commit_message="$(git shortlog "${old_version}.." | sed 's/^./    &/')"
 git commit \