doc: clarify Linux runtime requirements for >=25

doc: clarify Linux runtime requirements for >=25 · nodejs/node@74719da

Original file line number	Diff line number	Diff line change
`@@ -175,6 +175,11 @@ Binaries at <https://nodejs.org/download/release/> are produced on:`
`175`	`175`	`\| win-arm64 \| Windows Server 2022 (x64) with Visual Studio 2022 \|`
`176`	`176`	`\| win-x64 \| Windows Server 2022 (x64) with Visual Studio 2022 \|`
`177`	`177`
	`178`	+Starting with Node.js 25, official Linux binaries are linked with `libatomic` and these systems
	`179`	+must have the `libatomic` runtime installed and available at execution time to run the binaries.
	`180`	+The package name for the `libatomic` runtime is typically `libatomic` or `libatomic1` depending
	`181`	`+on your Linux distibution.`
	`182`	`+`
`178`	`183`	`<!--lint disable final-definition-->`
`179`	`184`
`180`	`185`	`[^5]: Binaries produced on these systems require libstdc++12, available`