Simplify useResizeObserver #113405

Job	Run time
JavaScript (Node.js 20) 1/4	2m 5s
JavaScript Date Tests (Node.js 20)	43s
JavaScript (Node.js 20) 2/4	1m 40s
JavaScript Date Tests (Node.js 22)	54s
JavaScript (Node.js 20) 3/4	1m 35s
JavaScript (Node.js 20) 4/4	1m 40s
JavaScript (Node.js 22) 1/4	1m 48s
JavaScript (Node.js 22) 2/4	1m 30s
JavaScript (Node.js 22) 3/4	1m 37s
Build JavaScript assets for PHP unit tests	4m 14s
JavaScript (Node.js 22) 4/4	1m 53s
Compute previous WordPress version	2s
Mobile	4m 12s
PHP coding standards	38s
PHP 7.2 on ubuntu-latest	2m 16s
PHP 7.2 multisite on ubuntu-latest	2m 27s
PHP 7.3 on ubuntu-latest	2m 20s
PHP 7.3 multisite on ubuntu-latest	2m 58s
PHP 7.4 on ubuntu-latest	2m 43s
PHP 7.4 multisite on ubuntu-latest	2m 19s
PHP 8.0 on ubuntu-latest	2m 47s
PHP 8.0 multisite on ubuntu-latest	2m 17s
PHP 8.1 on ubuntu-latest	2m 42s
PHP 8.1 multisite on ubuntu-latest	2m 25s
PHP 8.2 on ubuntu-latest	2m 19s
PHP 8.2 multisite on ubuntu-latest	2m 16s
PHP 7.2 (WP previous major version) on ubuntu-latest	2m 39s
PHP 7.4 (WP previous major version) on ubuntu-latest	2m 13s
PHP 8.2 (WP previous major version) on ubuntu-latest	2m 10s
PHP	1s
	1h 1m 23s

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