infra: add 1.11.0 to issue template (#16413)

Author: aihuaxu

.github/ISSUE_TEMPLATE/iceberg_bug_report.yml

@@ -34,7 +34,8 @@ body:
       description: What Apache Iceberg version are you using?
       multiple: false
       options:
-        - "1.10.2 (latest release)"
+        - "1.11.0 (latest release)"
+        - "1.10.2"
         - "1.10.1"
         - "1.10.0"
         - "1.9.2"