Cleans up release url (bump release) (#214)

.github/workflows/create-release.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   release:
     name: Create Release
-    if: "contains(github.event.head_commit.message, 'Release')"
+    if: "contains(github.event.head_commit.message, 'Bump Release') || contains(github.event.head_commit.message, 'bump release')"
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
@@ -65,6 +65,7 @@ jobs:
       run: |
         value=`cat release_url/release_url.txt`
         echo ::set-output name=upload_url::$value
+        rm -rf ./release_url
     - name: Publish Distribution
       run: ./publish.cmd ${{ matrix.os }} core Release
     - name: Create Artifact