[docs] fix WEEK_CEIL 2-week example output (#3370)

## Summary
- redoes #3251 with output-only changes (no UI/component changes)
- update WEEK_CEIL 2-week example output from `2023-07-17 00:00:00` to
`2023-07-24 00:00:00`
- apply only to the four original doc files (version-2.1 and version-3.x
in EN + ZH)
- commit is signed with the original author identity

## Reference
- redoes issue intent from #3251

Co-authored-by: Vinit Vishwakarma <vvinit594@gmail.com>

Author: dataroaring

i18n/zh-CN/docusaurus-plugin-content-docs/version-2.1/sql-manual/sql-functions/scalar-functions/date-time-functions/week-ceil.md

@@ -47,6 +47,6 @@ SELECT WEEK_CEIL('2023-07-13 22:28:18', 2);
 +-----------------------------------------------------------+
 | week_ceil(cast('2023-07-13 22:28:18' as DATETIMEV2(0)), 2) |
 +-----------------------------------------------------------+
-| 2023-07-17 00:00:00                                       |
+| 2023-07-24 00:00:00                                       |
 +-----------------------------------------------------------+
 ```

i18n/zh-CN/docusaurus-plugin-content-docs/version-3.x/sql-manual/sql-functions/scalar-functions/date-time-functions/week-ceil.md

@@ -47,6 +47,6 @@ SELECT WEEK_CEIL('2023-07-13 22:28:18', 2);
 +-----------------------------------------------------------+
 | week_ceil(cast('2023-07-13 22:28:18' as DATETIMEV2(0)), 2) |
 +-----------------------------------------------------------+
-| 2023-07-17 00:00:00                                       |
+| 2023-07-24 00:00:00                                       |
 +-----------------------------------------------------------+
 ```

versioned_docs/version-2.1/sql-manual/sql-functions/scalar-functions/date-time-functions/week-ceil.md

@@ -50,7 +50,6 @@ SELECT WEEK_CEIL('2023-07-13 22:28:18', 2);
 +-----------------------------------------------------------+
 | week_ceil(cast('2023-07-13 22:28:18' as DATETIMEV2(0)), 2) |
 +-----------------------------------------------------------+
-| 2023-07-17 00:00:00                                       |
+| 2023-07-24 00:00:00                                       |
 +-----------------------------------------------------------+
 ```
-

versioned_docs/version-3.x/sql-manual/sql-functions/scalar-functions/date-time-functions/week-ceil.md

@@ -50,7 +50,6 @@ SELECT WEEK_CEIL('2023-07-13 22:28:18', 2);
 +-----------------------------------------------------------+
 | week_ceil(cast('2023-07-13 22:28:18' as DATETIMEV2(0)), 2) |
 +-----------------------------------------------------------+
-| 2023-07-17 00:00:00                                       |
+| 2023-07-24 00:00:00                                       |
 +-----------------------------------------------------------+
 ```
-