test(cmakev2): Enable test_build_uf2 for buildv2 CI tests

Author: sudeep-mohanty

tools/test_build_system/test_build.py

@@ -187,7 +187,6 @@ def test_build_dfu(idf_py: IdfPyFunc) -> None:
     assert_built(BOOTLOADER_BINS + APP_BINS + PARTITION_BIN + ['build/dfu.bin'])
 
 
-@pytest.mark.buildv2_skip('uf2 target not yet added in buildv2')
 @pytest.mark.usefixtures('test_app_copy')
 def test_build_uf2(idf_py: IdfPyFunc) -> None:
     logging.info('UF2 build works')