getVersionControlledFiles doesn't handle chunked command output

[levenleven]

It exists immediately once first chunk received sometimes resulting in cut / incomplete results

codeowners-action/src/utils.ts

Lines 13 to 16 in 258a408

	listVersionControlledFilesCommand.stdout.on('data', (data: Buffer) => {
	const stdout = data.toString()
	resolve(stdout.split(/\r?\n/).filter(Boolean))
	})