Improve file macro trim on windows (#18600)

* On windows try trim forward slash in __FILE__

* Improve exception relative path test assertion
check path with OS native and forward slash

src/core/tests/check.cpp

@@ -89,7 +89,11 @@ TEST(check, ngraph_check_with_explanation) {
 }
 
 TEST(check, ov_throw_exception_check_relative_path_to_source) {
+    using namespace testing;
     const auto path = ov::util::path_join({"src", "core", "tests", "check.cpp"});
-    const auto exp_msg = "Exception from " + path + ":" + std::to_string(__LINE__ + 1) + ":\nTest message";
-    OV_EXPECT_THROW(OPENVINO_THROW("Test message"), ov::Exception, testing::HasSubstr(exp_msg));
+    const auto exp_native_slash = "Exception from " + path + ":";
+    const auto exp_fwd_slash = "Exception from src/core/tests/check.cpp:";
+    OV_EXPECT_THROW(OPENVINO_THROW("Test message"),
+                    ov::Exception,
+                    AnyOf(StartsWith(exp_native_slash), StartsWith(exp_fwd_slash)));
 }