chore: Address nightly clippy lints `double_ended_iterator_last` and `len_zero` #27169

Job	Run time
Paths filter	5s
Test Node.js 22 / ubuntu-24.04	3m 58s
Build for browser tests	2m 9s
Test Node.js ${{ matrix.node_version }} / ${{ matrix.os }}	0s
Test Node.js 22 / windows-latest	7m 54s
Test Node.js 23 / ubuntu-24.04	4m 22s
Test in ${{ matrix.browser }}	0s
Test Node.js 23 / windows-latest	6m 6s
Test in chrome	1m 49s
Test in firefox	2m 51s
Test in edge	2m 5s
	31m 19s

Provide feedback