[MLIR][GPU][NFC] Reformat GPU target attachment tests (#199339)

Reformat attach-targets.mlir so each GPU module has a labeled check
block, split target-attachment RUN lines, and keep comments tied to the
expected target-specific matches.

GitOrigin-RevId: d9cbed5d47d9f44a2729d2be3a9d8c91346fd5e8
1 file changed
tree: 585713b35954b1acf00f9790569588eac8a93c81
  1. benchmark/
  2. cmake/
  3. docs/
  4. examples/
  5. include/
  6. lib/
  7. python/
  8. test/
  9. tools/
  10. unittests/
  11. utils/
  12. .clang-format
  13. .clang-tidy
  14. CMakeLists.txt
  15. LICENSE.TXT
  16. Maintainers.md
  17. README.md
README.md

Multi-Level Intermediate Representation

See https://mlir.llvm.org/ for more information.