Improve docs in CI

.github/workflows/build.yml

@@ -177,12 +177,15 @@ jobs:
         with:
           command: build
           args: --target=${{ matrix.target }} --no-default-features
-      # Currently the apple build is broker because of
+      # Currently the macOS build is broken because of
       #
       # error: failed to run custom build command for `vncserver v0.2.2 (https://github.com/sbernauer/libvnc-rs.git#2bf903ad)`
       #   thread 'main' panicked at /Users/runner/.cargo/git/checkouts/libvnc-rs-5fba04f2b7022219/2bf903a/vncserver/build.rs:9:66:
       # called `Result::unwrap()` on an `Err` value: pkg-config has not been configured to support cross-compilation.
       #
+      # This is because GitHub switched their macOS runners to use arm, and they currently can not cross-compile to x86.
+      # What a time to be alive!
+      #
       # - uses: actions-rs/cargo@v1
       #   with:
       #     command: build