Add Python 3.11 to CI tests (chaiNNer-org#2092)

* Add py 3.11 to CI tests

* Install all packages

* Throw error

* exit code

---------

Co-authored-by: Joey Ballentine <joeyjballentine@gmail.com>
Co-authored-by: Joey Ballentine <34788790+joeyballentine@users.noreply.github.com>

.github/workflows/test-backend.yml

@@ -25,7 +25,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                python-version: ['3.8', '3.9']
+                python-version: ['3.8', '3.9', '3.10', '3.11']
         steps:
             - uses: actions/checkout@v3
             - uses: actions/setup-python@v4
@@ -61,7 +61,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                python-version: ['3.8', '3.9', '3.10']
+                python-version: ['3.8', '3.9', '3.10', '3.11']
         steps:
             - uses: actions/checkout@v3
             - uses: actions/setup-python@v4