docs: fix max batch size desc

apps/emqx_resource/i18n/emqx_resource_schema_i18n.conf

@@ -149,11 +149,11 @@ When disabled the messages are buffered in RAM only."""
   batch_size {
     desc {
       en: """Maximum batch count. If equal to 1, there's effectively no batching."""
-      zh: """批量请求大小。如果设为1，则无批处理。"""
+      zh: """最大批量请求大小。如果设为1，则无批处理。"""
     }
     label {
-      en: """Batch size"""
-      zh: """批量请求大小"""
+      en: """Max batch size"""
+      zh: """最大批量请求大小"""
     }
   }
 
@@ -163,7 +163,7 @@ When disabled the messages are buffered in RAM only."""
       zh: """在较低消息率情况下尝试累积批量输出时的最大等待间隔，以提高资源的利用率。"""
     }
     label {
-      en: """Max Batch Wait Time"""
+      en: """Max batch wait time"""
       zh: """批量等待最大间隔"""
     }
   }