Update supported Python versions for v4.0

Author: jeremystretch

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -34,10 +34,9 @@ body:
       label: Python Version
       description: What version of Python are you currently running?
       options:
-        - "3.8"
-        - "3.9"
         - "3.10"
         - "3.11"
+        - "3.12"
     validations:
       required: true
   - type: textarea