Fix test names.

Author: ysiraichi

.github/scripts/run_tests.sh

@@ -58,8 +58,8 @@ function run_torch_xla_cpp_tests() {
                "test_xla_sharding"
                "test_runtime"
                "test_status"
-               "test_status_DontShowCppErrorContext"
-               "test_status_ShowCppErrorContext")
+               "test_status_dont_show_cpp_error_context"
+               "test_status_show_cpp_error_context")
   for name in "${test_names[@]}"; do
     echo "Running $name cpp test..."
     /tmp/test/bin/${name}