Bump ncipollo/release-action from 1.14.0 to 1.15.0 (#200)

Bumps [ncipollo/release-action](https://github.com/ncipollo/release-action) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/ncipollo/release-action/releases)
- [Commits](ncipollo/release-action@v1.14.0...v1.15.0)

.github/workflows/release.yml

@@ -55,7 +55,7 @@ jobs:
           test $(python -c "from toga_chart import __version__; print(__version__)") = $VERSION
 
       - name: Create release
-        uses: ncipollo/release-action@v1.14.0
+        uses: ncipollo/release-action@v1.15.0
         with:
           name: ${{ env.VERSION }}
           draft: true

changes/200.misc.rst

@@ -0,0 +1 @@
+Updated ncipollo/release-action from 1.14.0 to 1.15.0.