Merge pull request #7 from fornwall/bump-ndk-for-docs

Update to NDK 23 also for the docs workflow

.github/workflows/docs.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: nttld/setup-ndk@v1
         id: setup-ndk
         with:
-          ndk-version: r21e
+          ndk-version: r23c
       - uses: actions-rs/cargo@v1
         with:
           command: install