docs: fix impaired -> inspired typo in benchmark READMEs (#4843) #7670

Job	Run time
Main	1m 10s
Bun - Windows	21s
Fastly Compute	14s
AWS Lambda	15s
Lambda@Edge	15s
workerd	22s
Deno	18s
Type & Bundle size Check on Main	53s
Bun	9s
Checking if it's valid for JSR	11s
Node.js v22.x	17s
Node.js v18.18.2	23s
Node.js v20.x	17s
HTTP Speed Check on PR	0s
Type & Bundle size Check on PR	0s
Coverage	10s
	5m 15s

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