5233 Add file check for the logging config (#5235)

Fixes #5233 .

### Description

This PR added file existing check for the logging config, requested by
@holgerroth .

### Types of changes
<!--- Put an `x` in all the boxes that apply, and remove the not
applicable items -->
- [x] Non-breaking change (fix or new feature that would not break
existing functionality).
- [ ] Breaking change (fix or new feature that would cause existing
functionality to change).
- [ ] New tests added to cover the changes.
- [ ] Integration tests passed locally by running `./runtests.sh -f -u
--net --coverage`.
- [ ] Quick tests passed locally by running `./runtests.sh --quick
--unittests --disttests`.
- [ ] In-line docstrings updated.
- [ ] Documentation updated, tested `make html` command in the `docs/`
folder.

Signed-off-by: Nic Ma <nma@nvidia.com>
Co-authored-by: Wenqi Li <831580+wyli@users.noreply.github.com>

Author: Nic-Ma

monai/bundle/scripts.py

@@ -494,6 +494,8 @@ def run(
         _args, "config_file", meta_file=None, runner_id="", logging_file=None
     )
     if logging_file_ is not None:
+        if not os.path.exists(logging_file_):
+            raise FileNotFoundError(f"can't find the logging config file: {logging_file_}.")
         logger.info(f"set logging properties based on config: {logging_file_}.")
         fileConfig(logging_file_, disable_existing_loggers=False)