Update packaging and CI/CD files to reflect support for python 3.10

.gitlab-ci.yml

@@ -21,7 +21,7 @@ before_script:
 - pip install -e .[dev]
 
 flake8:
-  image: python:3.8
+  image: python:3.9
   tags:
   - passoft
   stage: Static Analysis and Test
@@ -47,3 +47,13 @@ python3.9:
   - coverage run -m unittest
   - coverage report -m
   coverage: '/TOTAL.+ ([0-9]{1,3}%)/'
+
+python3.10:
+  image: python:3.10
+  tags:
+    - passoft
+  stage: Static Analysis and Test
+  script:
+    - coverage run -m unittest
+    - coverage report -m
+  coverage: '/TOTAL.+ ([0-9]{1,3}%)/'

setup.py

@@ -21,6 +21,7 @@ setup(
         'License :: OSI Approved ::  GNU General Public License v3 (GPLv3)',
         'Natural Language :: English',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
     ],
     description="Convert raw rt130 data into day-long mseed files and write "
                 "state of health information in a RefTek format log file.",