fix: broken channel reciever

[BowenXiao1999]

I hereby agree to the terms of the Singularity Data, Inc. Contributor License Agreement.

What's changed and what's your intention?

Basically the idea is store sender inside TaskExecution. And clone it out when we need to mut it.

Checklist

• I have written necessary rustdoc comments
• I have added necessary unit tests and integration tests
• I have added fuzzing tests or opened an issue to track them. (Optional, recommended for new SQL features).
• All checks passed in ./risedev check (or alias, ./risedev c)

Documentation

If your pull request contains user-facing changes, please specify the types of the changes, and create a release note. Otherwise, please feel free to remove this section.

Types of user-facing changes

Please keep the types that apply to your changes, and remove those that do not apply.

• Installation and deployment
• Connector (sources & sinks)
• SQL commands, functions, and operators
• RisingWave cluster configuration changes
• Other (please specify in the release note below)

Release note

Please create a release note for your changes. In the release note, focus on the impact on users, and mention the environment or conditions where the impact may occur.

Refer to a related PR or issue link (optional)

#7219 #7324

[liurenjie1024]

LGTM

[codecov]

Codecov Report

Merging #7367 (e4e235d) into main (ca339df) will decrease coverage by 0.03%.
The diff coverage is 73.33%.

❗ Current head e4e235d differs from pull request most recent head 9c80fd8. Consider uploading reports for the commit 9c80fd8 to get more accurate results

@@            Coverage Diff             @@
##             main    #7367      +/-   ##
==========================================
- Coverage   73.08%   73.04%   -0.04%     
==========================================
  Files        1068     1069       +1     
  Lines      171815   171900      +85     
==========================================
- Hits       125575   125571       -4     
- Misses      46240    46329      +89     

Flag	Coverage Δ
rust	73.04% <73.33%> (-0.04%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/batch/src/task/broadcast_channel.rs	0.00% <0.00%> (ø)
.../batch/src/task/consistent_hash_shuffle_channel.rs	0.00% <0.00%> (ø)
src/batch/src/task/hash_shuffle_channel.rs	0.00% <0.00%> (ø)
src/batch/src/task/task_execution.rs	53.66% <90.00%> (-0.13%)	⬇️
src/batch/src/task/channel.rs	61.53% <100.00%> (+3.84%)	⬆️
src/batch/src/task/fifo_channel.rs	86.48% <100.00%> (+0.37%)	⬆️
src/common/src/types/chrono_wrapper.rs	56.58% <0.00%> (-8.14%)	⬇️
src/stream/src/executor/watermark/mod.rs	64.28% <0.00%> (-6.63%)	⬇️
src/common/src/util/value_encoding/mod.rs	85.36% <0.00%> (-2.44%)	⬇️
src/expr/src/vector_op/cast.rs	89.81% <0.00%> (-1.01%)	⬇️
... and 22 more

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[mergify]

Hey @BowenXiao1999, this pull request failed to merge and has been dequeued from the merge train. If you believe your PR failed in the merge train because of a flaky test, requeue it by clicking "Update branch" or pushing an empty commit with git commit --allow-empty -m "rerun" && git push.