jsweep: Clean assign_issue, assign_milestone, and assign_to_agent (#7… #26147

Job	Run time
lint-js	22s
lint-go	24s
security	0s
bench	0s
js	0s
actions-build	0s
logs-token-check	0s
Security Scan: ${{ matrix.tool.name }}	0s
update	0s
Integration: ${{ matrix.test-group.name }}	0s
test	0s
build	0s
fuzz	0s
audit	0s
	46s

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