tmp: enable aarch64-unknown-linux-gnu abi-cafe tests

Author: lqd

.github/workflows/abi-cafe.yml

@@ -27,6 +27,9 @@ jobs:
           - os: macos-latest
             env:
               TARGET_TRIPLE: x86_64-apple-darwin
+          - os: ubuntu-latest
+            env:
+              TARGET_TRIPLE: aarch64-unknown-linux-gnu
           - os: macos-latest
             env:
               TARGET_TRIPLE: aarch64-apple-darwin