TEMP COMMIT: Only test tests/ui/panics in CI

Author: Enselic

src/ci/docker/host-aarch64/aarch64-gnu/Dockerfile

@@ -27,5 +27,4 @@ ENV RUST_CONFIGURE_ARGS \
  --enable-profiler \
  --enable-compiler-docs
 # FIXME: Skipping cargo panic_abort_doc_tests due to https://github.com/rust-lang/rust/issues/123733
-ENV SCRIPT python3 ../x.py --stage 2 test && \
-  python3 ../x.py --stage 2 test src/tools/cargo --test-args \"--skip panic_abort_doc_tests\"
+ENV SCRIPT python3 ../x.py --stage 2 test tests/ui/panics