docs: add loading="lazy" to iframes #3300

Job	Run time
Create cache for all steps	1m 21s
Release RC packages	1m 31s
GitGuardian scan	17s
Validate PR Title (conventional-commit)	1m 21s
Lint	1m 55s
Build packages for release	1m 40s
Build Docs	2m 57s
Run cypress tests(React)	4m 45s
Run cypress tests(Vue)	3m 46s
Build Nuxt, Next	3m 45s
Release Production packages	0s
Release Canary packages	0s
	23m 18s

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