Do not build for python 3.8 in Github CI

Author: Diptorup Deb

.github/workflows/conda-package.yml

@@ -26,7 +26,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.8', '3.9', '3.10']
+        python: ['3.9', '3.10', '3.11']
         os: [ubuntu-latest, windows-latest]
 
     runs-on: ${{ matrix.os }}