runaway: change QUERY WATCH time type to UTC (#56015)

[ti-chi-bot]

This is an automated cherry-pick of #56015

What problem does this PR solve?

before

When using QUERY WATCH ADD RESOURCE GROUP default SQL TEXT EXACT TO 'select * from sbtest.sbtest1'; will add local time

mysql> SELECT * FROM INFORMATION_SCHEMA.RUNAWAY_WATCHES ORDER BY id\G
*************************** 1. row ***************************
                 ID: 1
RESOURCE_GROUP_NAME: default
         START_TIME: 2024-09-11 07:38:09
           END_TIME: 2024-09-11 07:48:09
              WATCH: Exact
         WATCH_TEXT: select sleep(2) from t
             SOURCE: 127.0.0.1:4000
             ACTION: Kill
*************************** 2. row ***************************
                 ID: 2
RESOURCE_GROUP_NAME: default
         START_TIME: 2024-09-11 15:38:20
           END_TIME: UNLIMITED
              WATCH: Exact
         WATCH_TEXT: select * from sbtest.sbtest1
             SOURCE: manual
             ACTION: Kill
2 rows in set (0.00 sec)

After

mysql> SELECT * FROM INFORMATION_SCHEMA.RUNAWAY_WATCHES ORDER BY id\G
*************************** 1. row ***************************
                 ID: 1
RESOURCE_GROUP_NAME: default
         START_TIME: 2024-09-11 07:41:55
           END_TIME: 2024-09-11 07:51:55
              WATCH: Exact
         WATCH_TEXT: select sleep(2) from t
             SOURCE: 127.0.0.1:4000
             ACTION: Kill
*************************** 2. row ***************************
                 ID: 2
RESOURCE_GROUP_NAME: default
         START_TIME: 2024-09-11 07:42:02
           END_TIME: UNLIMITED
              WATCH: Exact
         WATCH_TEXT: select * from sbtest.sbtest1
             SOURCE: manual
             ACTION: Kill

Issue Number: close #54770

Problem Summary:

What changed and how does it work?

Check List

Tests

• Manual test (add detailed scripts or steps below)

  • I checked and no code files have been changed.

Release note

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[HuSharp]

@nolouch @glorv PTAL, thx~

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: glorv

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-09-12 08:36:43.923279341 +0000 UTC m=+518273.663703280: ☑️ agreed by glorv.

[codecov]

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Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.1     #56043   +/-   ##
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Components	Coverage Δ
dumpling	52.9656% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	41.3485% <0.0000%> (?)