Do not run tests on linux arm64, as it takes too long

Author: FrancescAlted

.github/workflows/cibuildwheels.yml

@@ -15,7 +15,8 @@ env:
   CIBW_BUILD_VERBOSITY: 1
   CIBW_TEST_REQUIRES: pytest psutil
   CIBW_TEST_COMMAND: python -m pytest -m "not heavy" {project}/tests
-  CIBW_TEST_SKIP: "*macosx*arm64*"
+  # Running the tests on the next platforms takes too much time.
+  CIBW_TEST_SKIP: "*macosx*x86_64* *linux*aarch64*"
   # Building for musllinux and aarch64 takes way too much time.
   # NumPy is adding musllinux for just x86_64 too, so this is not too bad.
   CIBW_SKIP: "*musllinux*aarch64*"