musl: time64: test on CI

Author: xbjfk

.github/workflows/ci.yaml

@@ -207,6 +207,14 @@ jobs:
           - target: loongarch64-unknown-linux-musl
             env:
               RUST_LIBC_UNSTABLE_MUSL_V1_2_3: 1
+          - target: arm-unknown-linux-musleabihf
+            env:
+              RUST_LIBC_UNSTABLE_MUSL_V1_2_3: 1
+              RUST_LIBC_UNSTABLE_MUSL_TIME64: 1
+          - target: i686-unknown-linux-musl
+            env:
+              RUST_LIBC_UNSTABLE_MUSL_V1_2_3: 1
+              RUST_LIBC_UNSTABLE_MUSL_TIME64: 1
           # FIXME(ppc): SIGILL running tests, see
           # https://github.com/rust-lang/libc/pull/4254#issuecomment-2636288713
           # - target: powerpc-unknown-linux-gnu