fixup! docker: drain fingerprint timer

Signed-off-by: Yoan Blanc <yoan@dosimple.ch>

drivers/docker/fingerprint.go

@@ -60,8 +60,8 @@ func (d *Driver) fingerprintSuccessful() bool {
 
 func (d *Driver) handleFingerprint(ctx context.Context, ch chan *drivers.Fingerprint) {
 	defer close(ch)
-	ticker := time.NewTimer(0)
 
+	ticker := time.NewTimer(0)
 	defer func() {
 		// Ensures that the channel is empty by stopping and draining the ticker.
 		if !ticker.Stop() {