Disable hanging C++ tests on windows

.github/workflows/cpp.yml

@@ -168,6 +168,7 @@ jobs:
       - name: Build
         shell: bash
         run: ci/scripts/cpp_build.sh $(pwd) $(pwd)/cpp/build
-      - name: Test
-        shell: bash
-        run: ci/scripts/cpp_test.sh $(pwd) $(pwd)/cpp/build
+      # FIXME(kszucs): tests are hanging
+      # - name: Test
+      #   shell: bash
+      #   run: ci/scripts/cpp_test.sh $(pwd) $(pwd)/cpp/build