GEOS-Chem submod update: Merge PR #2281 (Change input file paths for …

…GEOS)

This commit informs the GCHP superproject about the following
commits that were pushed to the GitHub geoschem/geos-chem repository:

7cb6454d1 (HEAD -> dev/14.4.0) Merge PR #2271 (Change input file paths of config files used w/ GEOS)

This PR is necessary due to a data move on the NASA Discover cluster.
The paths to configuration files are updated accordingly.

Signed-off-by: Bob Yantosca <[email protected]>