drop python 3.6

Author: job

.github/workflows/python-package.yaml

@@ -12,10 +12,10 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
         exclude:
         - os: ubuntu-latest
-          python-version: 3.6
+          python-version: 3.7
         - os: macos-latest
           python-version: 3.7
         - os: macos-latest