Add Python 3.11 as supported version (#327)

* added python version 3.11 and 3.12

* updated faiss version 1.8.0

* Remove Python 3.12

Upstream nltk is broken for 3.12 and causes failing tests[1]. We can
add it back once nltk makes a PyPI release (the fix is already in the
dev branch).

[1] nltk/nltk#3207

---------

Co-authored-by: Fahim Imaduddin Dalvi <faimaduddin@hbku.edu.qa>

.github/workflows/tests-runner.yaml

@@ -13,7 +13,7 @@ jobs:
  strategy:
  fail-fast: false
  matrix:
- python-version: ["3.8", "3.9", "3.10"]
+ python-version: ["3.8", "3.9", "3.10", "3.11"]
 
  steps:
  - uses: actions/checkout@v2

setup.cfg

@@ -45,7 +45,7 @@ dev =
 fewshot =
  langchain==0.0.198
  sentence_transformers==2.2.2
- faiss-cpu==1.7.4
+ faiss-cpu==1.8.0
 
 [options.packages.find]
 where = .