Upgrade python version to 3.13 (#292)

* Upgrade python version to 3.13 for pipfile
remove old vestigial ci configs

* update python version in github CI

Author: 4n4nd

.aicoe-ci.yaml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/python-package.yml

@@ -17,4 +17,4 @@ matplotlib = "*"
 numpy = "*"
 
 [requires]
-python_version = "3.8"
+python_version = "3.13"