Fix release action parameters

.github/workflows/build.yaml

@@ -43,7 +43,7 @@ jobs:
         run: |
           export RELEASE_TAG=$(date +"%Y%m%d%H%M")
           echo "RELEASE_TAG=$RELEASE_TAG" >> $GITHUB_ENV
-          echo "# Guix Installer v$RELEASE_TAG\r\nThis image was prepared with the following channel configuration:\r\n\r\n\`\`\`\r\n" > release-notes.md
+          echo "# This image was prepared with the following channel configuration:\r\n\r\n\`\`\`\r\n" > release-notes.md
           guix describe -f channels >> release-notes.md
           echo "\r\n\`\`\`" >> release-notes.md
 
@@ -55,8 +55,9 @@ jobs:
       - name: Create Release
         uses: softprops/action-gh-release@v1
         with:
+          name: Guix Installer v${{ env.RELEASE_TAG }}
+          tag_name: ${{ env.RELEASE_TAG }}
           body_path: release-notes.md
-          tag: ${{ env.RELEASE_TAG }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           GITHUB_REPOSITORY: SystemCrafters/guix-installer