review: add typecheck checkbox

Author: ldez

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -11,6 +11,8 @@ body:
           required: true
         - label: Yes, I've searched similar issues on GitHub and didn't find any.
           required: true
+        - label: Yes, it's not a typecheck error (https://golangci-lint.run/usage/faq/#why-do-you-have-typecheck-errors).
+          required: true
         - label: Yes, I've tried with the standalone linter if available (e.g., gocritic, go vet, etc.). (https://golangci-lint.run/usage/linters/)
           required: true