Add pytest.skip() for CUDACC

```
SKIPPED [1] ../../mounted_pybind11/tests/test_type_caster_odr_guard_1.py:46: type_caster_odr_violation_detected_count() == 0: 11.2.0, C++17, CUDACC = 11.7.99
```

Author: rwgk

tests/test_type_caster_odr_guard_1.cpp

@@ -82,4 +82,12 @@ TEST_SUBMODULE(type_caster_odr_guard_1, m) {
 #else
         false;
 #endif
+
+    m.attr("CUDACC") =
+#if defined(__CUDACC_VER_MAJOR__)
+        PYBIND11_TOSTRING(__CUDACC_VER_MAJOR__) "." PYBIND11_TOSTRING(
+            __CUDACC_VER_MINOR__) "." PYBIND11_TOSTRING(__CUDACC_VER_BUILD__);
+#else
+        py::none();
+#endif
 }

tests/test_type_caster_odr_guard_1.py

@@ -36,10 +36,15 @@ def test_type_caster_odr_violation_detected_counter():
     num_violations = m.type_caster_odr_violation_detected_count()
     if num_violations is None:
         pytest.skip("type_caster_odr_violation_detected_count() is None")
-    elif num_violations == 0 and m.if_defined__NO_INLINE__:
-        pytest.skip(
-            "type_caster_odr_violation_detected_count() == 0: %s, %s, __NO_INLINE__"
-            % (pybind11_tests.compiler_info, pybind11_tests.cpp_std)
-        )
-    else:
-        assert num_violations == 1
+    if num_violations == 0:
+        if m.if_defined__NO_INLINE__:
+            pytest.skip(
+                "type_caster_odr_violation_detected_count() == 0: %s, %s, __NO_INLINE__"
+                % (pybind11_tests.compiler_info, pybind11_tests.cpp_std)
+            )
+        if m.CUDACC is not None:
+            pytest.skip(
+                "type_caster_odr_violation_detected_count() == 0: %s, %s, CUDACC = %s"
+                % (pybind11_tests.compiler_info, pybind11_tests.cpp_std, m.CUDACC)
+            )
+    assert num_violations == 1