ci: Fix and re-enable Python 3.11 support

Author: kadler

.github/workflows/build.yml

@@ -16,6 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
+        - '3.11'
         - '3.10'
         - '3.9'
         - '3.8'

pyproject.toml

@@ -39,12 +39,18 @@ pytest = [
     { version = ">=6.2.5", python = ">=3.10, <3.11" },
     { version = ">=5.0.0", python = "<3.10" },
 ]
-pytest-mock = ">=1.10.0"
+pytest-mock = [
+    { version = ">=3.7.0", python = ">=3.7" },
+    { version = ">=1.10.0", python = "<3.7" },
+]
+coverage = [
+    { version = ">=6.3.0", python = ">=3.7" },
+    { version = ">=4.5.4", python = "<3.7" },
+]
+pytest-cov = "~2.8"
 flake8 = ">=3.6.0"
 mock = "^3.0.5"
 bumpversion = "^0.5.0"
-pytest-cov = "~2.8"
-coverage = ">=4.5.4"
 sphinx = ">=1.8.4"
 sphinx-rtd-theme = "^0.4.0"