chore: make remsh node name away from the atom table overflow

[lafirest]

Port the #9387 into v4.3

PR Checklist

Please convert it to a draft if any of the following conditions are not met. Reviewers may skip over until all the items are checked:

• Added tests for the changes
• Changed lines covered in coverage report
• Change log has been added to changes/ dir
• For EMQX 4.x: appup files updated (execute scripts/update-appup.sh emqx)
• For internal contributor: there is a jira ticket to track this change
• If there should be document changes, a PR to emqx-docs.git is sent, or a jira ticket is created to follow up
• In case of non-backward compatible changes, reviewer should check this item as a write-off, and add details in Backward Compatibility section

Backward Compatibility

More information

[coveralls]

Pull Request Test Coverage Report for Build 3494709467

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 16 unchanged lines in 4 files lost coverage.
• Overall coverage increased (+0.01%) to 75.324%

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Files with Coverage Reduction	New Missed Lines	%
src/emqx_logger.erl	1	86.96%
src/emqx_router_helper.erl	1	85.11%
src/emqx_broker.erl	4	81.44%
src/emqx_reason_codes.erl	10	90.71%

Totals
Change from base Build 3478520825:	0.01%
Covered Lines:	13779
Relevant Lines:	18293

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💛 - Coveralls