[SPARK-30254][SQL] Fix LikeSimplification optimizer to use a given escapeChar

[ulysses-you]

What changes were proposed in this pull request?

Since 25001, spark support like escape syntax.

We should also sync the escape used by LikeSimplification.

Why are the changes needed?

Avoid optimize failed.

Does this PR introduce any user-facing change?

No.

How was this patch tested?

Add UT.

[SparkQA]

Test build #115293 has finished for PR 26880 at commit c701507.

• This patch passes all tests.
• This patch merges cleanly.
• This patch adds no public classes.

[dongjoon-hyun]

Hi, @ulysses-you and reviewers.
Please hold on this until we finish reverting the following. It's not directly related, but we had better be careful.

• Revert "[SPARK-30230][SQL] Like ESCAPE syntax can not use '_' and '%'" #26883

[dongjoon-hyun]

I merged #26883 .

[dongjoon-hyun]

Retest this please.

[SparkQA]

Test build #115316 has finished for PR 26880 at commit c701507.

• This patch passes all tests.
• This patch merges cleanly.
• This patch adds no public classes.

[ulysses-you]

@dongjoon-hyun thanks for remind this.

[maropu]

cc: @HyukjinKwon @dongjoon-hyun

[dongjoon-hyun]

+1, LGTM. Merged to master.

[dongjoon-hyun]

Thank you, @ulysses-you .
cc @beliefer , @cloud-fan , @gengliangwang since this is a kind of follow-up of #25001

[gengliangwang]

Thanks for the work, @ulysses-you

[beliefer]

Thanks @ulysses-you

[ulysses-you]

Thanks all!