ci: update issue template for bug reports

- Remove outdated version options (0.6.x, 0.7.x, 0.8.x)- Add current version option (0.9.x)

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -78,9 +78,9 @@ body:
       #multiple: false
       options:
         -
-        - "0.6.x"
         - "0.7.x"
         - "0.8.x"
+        - "0.9.x"
     validations:
       required: true