ci: drop musl test

because the upstream build for 4.0.0-alpha.25 is dynamically linked
against glibc:

> /tailwindcss-ruby-mount # ldd tailwindcss-linux-x64
>         /lib64/ld-linux-x86-64.so.2 (0x7da08f754000)
>         libc.so.6 => /lib64/ld-linux-x86-64.so.2 (0x7da08f754000)
> Error loading shared library ld-linux-x86-64.so.2: No such file or directory (needed by tailwindcss-linux-x64)
>         libpthread.so.0 => /lib64/ld-linux-x86-64.so.2 (0x7da08f754000)
>         libdl.so.2 => /lib64/ld-linux-x86-64.so.2 (0x7da08f754000)
>         libm.so.6 => /lib64/ld-linux-x86-64.so.2 (0x7da08f754000)
> Error relocating tailwindcss-linux-x64: gnu_get_libc_version: symbol not found
> Error relocating tailwindcss-linux-x64: __cxa_at_quick_exit: symbol not found
> Error relocating tailwindcss-linux-x64: __register_atfork: symbol not found
> Error relocating tailwindcss-linux-x64: backtrace: symbol not found
> Error relocating tailwindcss-linux-x64: __strftime_l: symbol not found
> Error relocating tailwindcss-linux-x64: backtrace_symbols: symbol not found
> Error relocating tailwindcss-linux-x64: unsupported relocation type 37
> Error relocating tailwindcss-linux-x64: unsupported relocation type 37
> Error relocating tailwindcss-linux-x64: unsupported relocation type 37

.github/workflows/gem-install.yml

@@ -71,20 +71,20 @@ jobs:
       - run: "gem install pkg/tailwindcss-ruby-*.gem"
       - run: "tailwindcss --help"
 
-  linux-musl-install:
-    needs: ["package"]
-    runs-on: ubuntu-latest
-    container:
-      image: ruby:3.2-alpine
-    steps:
-      - uses: actions/download-artifact@v4
-        with:
-          name: gem-x86_64-linux
-          path: pkg
-      - run: "apk add build-base" # to compile racc, etc.
-      - run: "gem update --system" # let's make sure the latest is working for us (upstream test, see #200)
-      - run: "gem install pkg/tailwindcss-ruby-*.gem"
-      - run: "tailwindcss --help"
+  # linux-musl-install:
+  #   needs: ["package"]
+  #   runs-on: ubuntu-latest
+  #   container:
+  #     image: ruby:3.2-alpine
+  #   steps:
+  #     - uses: actions/download-artifact@v4
+  #       with:
+  #         name: gem-x86_64-linux
+  #         path: pkg
+  #     - run: "apk add build-base" # to compile racc, etc.
+  #     - run: "gem update --system" # let's make sure the latest is working for us (upstream test, see #200)
+  #     - run: "gem install pkg/tailwindcss-ruby-*.gem"
+  #     - run: "tailwindcss --help"
 
   # linux-arm-install:
   #   needs: ["package"]