Tweaked conda-package workflow

Author: oleksandr-pavlyk

.github/workflows/conda-package.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: [3.8]
+        python: [3.9]
     steps:
       - uses: actions/checkout@v2
         with:
@@ -59,7 +59,7 @@ jobs:
 
     strategy:
       matrix:
-        python: [3.8]
+        python: [3.9]
         experimental: [false]
         runner: [ubuntu-latest]
     continue-on-error: ${{ matrix.experimental }}