Add 3.11 support

Python 3.11.0rc1 is now released, see https://pythoninsider.blogspot.com/2022/08/python-3110rc1-is-now-available.html, which is guaranteed to be ABI compatible with the final release.

.github/workflows/pythonpackage.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", pypy3]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11.0-rc - 3.11", pypy3]
         exclude:
           # sqlite3 exit handling seems to get in the way
           - os: macos-latest

.github/workflows/pythonwheels.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, windows-latest]
-        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10', '3.11.0-rc - 3.11']
         include:
           - os: ubuntu-latest
             python-version: '3.x'
@@ -52,12 +52,12 @@ jobs:
     - name: Build (Linux aarch64)
       uses: RalfG/python-wheels-manylinux-build@v0.3.3-manylinux2014_aarch64
       with:
-        python-versions: 'cp36-cp36m cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310'
+        python-versions: 'cp36-cp36m cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311'
       if: "matrix.os == 'ubuntu-latest'"
     - name: Build (Linux)
       uses: RalfG/python-wheels-manylinux-build@v0.3.1
       with:
-        python-versions: 'cp36-cp36m cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310'
+        python-versions: 'cp36-cp36m cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311'
       env:
         # Temporary fix for LD_LIBRARY_PATH issue. See
         # https://github.com/RalfG/python-wheels-manylinux-build/issues/26