chore(ci): Disable broken aarch64 nightly temporarily in CI

See rust-lang/rust#128401

Author: VorpalBlade

.github/workflows/build.yml

@@ -62,6 +62,10 @@ jobs:
           - target: riscv64gc-unknown-linux-gnu
             rust: nightly
             debug_info: off
+        exclude:
+          # https://github.com/rust-lang/rust/issues/128401
+          - target: aarch64-unknown-linux-musl
+            rust: nightly
     steps:
       - uses: actions/checkout@v4
       - name: Environment info