ci: use macos-latest

macos-11 has been deprecated see
https://github.blog/changelog/2024-05-20-actions-upcoming-changes-to-github-hosted-macos-runners/

fixes:
```
This request was automatically failed because there were no enabled runners online to process the request
"

resolves #90

.github/workflows/release.yml

@@ -36,10 +36,10 @@ jobs:
           - os: ubuntu-20.04
             target: arm-unknown-linux-gnueabihf
             code-target: linux-armhf
-          - os: macos-11
+          - os: macos-latest
             target: x86_64-apple-darwin
             code-target: darwin-x64
-          - os: macos-11
+          - os: macos-latest
             target: aarch64-apple-darwin
             code-target: darwin-arm64