Replace 'Notice' with 'Note' in documentation

unify all notes.

Author: echo77-nan

docs/user_manual/quick_starts/en-US/chapter_07_diagnosis_and_tuning/05_management_execution_plan.md

@@ -1089,7 +1089,7 @@ EXPLAIN BASIC SELECT /*+ LEADING(t0 (t1 t2)) USE_NL((t1 t2)) */ * FROM t0, t1, t
 +-----------------------------------------------------------------------------------------------------------------------+
 ```
 
-> **Notice**
+> **Note**
 >
 > The `USE_NL`, `USE_HASH`, and `USE_MERGE` hints are usually used with the `LEADING` hint because the optimizer generates a plan based on the hint semantics only when the right-side table in the join matches `table_name_list`.
 >
@@ -1311,7 +1311,7 @@ For an application that you already launched, if a plan selected by the optimize
 
 OceanBase Database supports creating an outline based on `SQL_TEXT` or `SQL_ID`, where `SQL_TEXT` is the original SQL statement with parameters.
 
-> **Notice**
+> **Note**
 >
 > To create an outline, you must go to the corresponding database.
 
@@ -1336,7 +1336,7 @@ CREATE [OR REPLACE] OUTLINE <outline_name> ON <stmt>;
   WHERE col1 = 4 AND col2 = 6 ORDER BY 2 TO SELECT  * FROM tbl1 WHERE col1 = 4 AND col2 = 6 ORDER BY 2;
   ```
 
-> **Notice**
+> **Note**
 >
 > When you specify `target_stmt`, you must ensure that `stmt` exactly matches `target_stmt` when hints are removed.
 
@@ -1419,7 +1419,7 @@ DROP OUTLINE otl_t1_full;
 CREATE OUTLINE otl_t1_idx_c2 ON "ED570339F2C856BA96008A29EDF04C74" USING HINT /*+ INDEX(t1 idx_c2)*/ ;
 ```
 
-> **Notice**
+> **Note**
 >
 > - A hint is specified in the `/*+ xxx*/` format.
 >
@@ -1648,4 +1648,4 @@ Here are some examples:
 
   ```sql
   ALTER OUTLINE otl2 ON SELECT /*+ USE_NL(tbl2) MAX_CONCURRENT(1) */ * FROM t WHERE c1 = ?;
-  ```
+  ```