Remove untrusted input

Author: rezabekf

.github/workflows/release.yaml

@@ -43,6 +43,6 @@ jobs:
           tag_name: v${{ env.THIS_VERSION }}
           release_name: Release v${{ env.THIS_VERSION }}
           body: |-
-            `${{ github.event.head_commit.message }}`
+            See the commits for a list of features included in this release
           draft: false
           prerelease: false