Bump ogn-client from 1.0.1 to 1.2.1 (#200)

Bumps [ogn-client](https://github.com/glidernet/python-ogn-client) from 1.0.1 to 1.2.1.
- [Release notes](https://github.com/glidernet/python-ogn-client/releases)
- [Changelog](https://github.com/glidernet/python-ogn-client/blob/master/CHANGELOG.md)
- [Commits](https://github.com/glidernet/python-ogn-client/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

setup.py

@@ -49,7 +49,7 @@ setup(
         'aerofiles==1.0.0',
         'geoalchemy2==0.8.4',
         'shapely==1.7.1',
-        'ogn-client==1.0.1',
+        'ogn-client==1.2.1',
         'mgrs==1.4.0',
         'psycopg2-binary==2.8.6',
         'xmlunittest==0.5.0',