Update Python versions for integration tests: add Python 3.10 (#30)

* Update Python versions for integration tests (that currently do not exist).

* 3.10 in YAML is 3.1...

.github/workflows/ansible-test.yml

@@ -140,9 +140,16 @@ jobs:
 #          - 3.7
 #          - 3.8
 #          - 3.9
+#          - "3.10"
 #        exclude:
 #          - ansible: stable-2.9
 #            python: 3.9
+#          - ansible: stable-2.9
+#            python: "3.10"
+#          - ansible: stable-2.10
+#            python: "3.10"
+#          - ansible: stable-2.11
+#            python: "3.10"
 #
 #    steps:
 #      - name: Check out code