Add CI for Python 3.11 and 3.12

Had to update the setup-python version to allow a version of
cibuildwheel that supports python 3.12.

Author: AlexanderWells-diamond

.github/workflows/code.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Install Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.7"
+          python-version: "3.12"
 
       - name: Install Python Dependencies
         run: pip install flake8
@@ -97,8 +97,7 @@ jobs:
           python-version: "3.12"
 
       - name: Install Python Dependencies
-        # Pin cibuildwheel due to https://github.com/pypa/cibuildwheel/issues/962
-        run: pip install build cibuildwheel>=2.3.1
+        run: pip install build cibuildwheel>=2.16.2
 
       - name: Build Wheel
         run: cibuildwheel --output-dir dist
@@ -157,7 +156,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-13]
-        python: [cp37, cp38, cp39, cp310]
+        python: [cp37, cp38, cp39, cp310, cp311, cp312]
 
     runs-on: ${{ matrix.os }}