[Enhancement] turn on tablet balance between workers by default in shared-data mode (backport #62661) (#62676)

Signed-off-by: Kevin Cai <kevin.cai@celerdata.com>
Co-authored-by: Kevin Cai <caixiaohua@starrocks.com>

docs/en/administration/management/FE_configuration.md

@@ -3493,7 +3493,7 @@ Starting from version 3.3.0, the system defaults to refreshing one partition at
 
 ##### lake_enable_balance_tablets_between_workers
 
-- Default: false
+- Default: true
 - Type: Boolean
 - Unit: -
 - Is mutable: Yes

docs/ja/administration/management/FE_configuration.md

@@ -2604,7 +2604,7 @@ ADMIN SET FRONTEND CONFIG ("key" = "value");
 
 ##### lake_enable_balance_tablets_between_workers
 
-- デフォルト: false
+- デフォルト: true
 - タイプ: Boolean
 - 単位: -
 - 変更可能: はい

docs/zh/administration/management/FE_configuration.md

@@ -3493,7 +3493,7 @@ Compaction Score 代表了一个表分区是否值得进行 Compaction 的评分
 
 ##### lake_enable_balance_tablets_between_workers
 
-- 默认值：false
+- 默认值：true
 - 类型：Boolean
 - 单位：-
 - 是否动态：是

fe/fe-core/src/main/java/com/starrocks/common/Config.java

@@ -2982,8 +2982,8 @@ public class Config extends ConfigBase {
     public static int lake_publish_delete_txnlog_max_threads = 16;
 
     @ConfField(mutable = true, comment =
-            "Consider balancing between workers during tablet migration in shared data mode. Default: false")
-    public static boolean lake_enable_balance_tablets_between_workers = false;
+            "Consider balancing between workers during tablet migration in shared data mode. Default: true")
+    public static boolean lake_enable_balance_tablets_between_workers = true;
 
     @ConfField(mutable = true, comment =
             "Threshold of considering the balancing between workers in shared-data mode, The imbalance factor is " +