doc: ctc -> tsc in collab guide · nodejs/node@b622a51

Original file line number	Diff line number	Diff line change
`@@ -279,8 +279,8 @@ introduces the new core module.`
`279`	`279`	`Pull requests introducing new core modules:`
`280`	`280`
`281`	`281`	`* Must be left open for at least one week for review.`
`282`		-* Must be labeled using the `ctc-review` label.
`283`		`-* Must have signoff from at least two CTC members.`
	`282`	+* Must be labeled using the `tsc-review` label.
	`283`	`+* Must have signoff from at least two TSC members.`
`284`	`284`
`285`	`285`	`New core modules must be landed with a [Stability Index][] of Experimental,`
`286`	`286`	`and must remain Experimental until a semver-major release.`