fix: modify the error statement

apps/emqx_conf/i18n/emqx_conf_schema.conf

@@ -1268,11 +1268,11 @@ until the RPC connection is considered lost."""
   log_overload_kill_mem_size {
     desc {
       en: """Maximum memory size that the handler process is allowed to use."""
-      zh: """处理进程进程允许使用的最大内存。"""
+      zh: """处理进程允许使用的最大内存。"""
     }
     label {
       en: "Handler Allowed Max Memory Size"
-      zh: "理进程进程允许使用的最大内存"
+      zh: "处理进程允许使用的最大内存"
     }
   }