[MINOR][DOCS] Fix the example value in the docs

### What changes were proposed in this pull request?

fix the example value

### Why are the changes needed?

for doc

### Does this PR introduce _any_ user-facing change?

Yes

### How was this patch tested?

Just example value in the docs, no need to test.

### Was this patch authored or co-authored using generative AI tooling?

No

Closes #43750 from jlfsdtc/fix_typo_in_doc.

Authored-by: longfei.jiang <longfei.jiang@kyligence.io>
Signed-off-by: Kent Yao <yao@apache.org>

docs/sql-ref-datetime-pattern.md

@@ -41,7 +41,7 @@ Spark uses pattern letters in the following table for date and timestamp parsing
 |**a**|am-pm-of-day|am-pm|PM|
 |**h**|clock-hour-of-am-pm (1-12)|number(2)|12|
 |**K**|hour-of-am-pm (0-11)|number(2)|0|
-|**k**|clock-hour-of-day (1-24)|number(2)|0|
+|**k**|clock-hour-of-day (1-24)|number(2)|1|
 |**H**|hour-of-day (0-23)|number(2)|0|
 |**m**|minute-of-hour|number(2)|30|
 |**s**|second-of-minute|number(2)|55|