Adjusting outdated comment about Queue.lock in NodeProvisioner (jenkinsci#26175)

Author: jglick

core/src/main/java/hudson/slaves/NodeProvisioner.java

@@ -39,7 +39,6 @@
 import hudson.model.MultiStageTimeSeries.TimeScale;
 import hudson.model.Node;
 import hudson.model.PeriodicWork;
-import hudson.model.Queue;
 import java.awt.Color;
 import java.io.IOException;
 import java.time.Duration;
@@ -208,8 +207,8 @@ public void suggestReviewNow() {
      * Periodically invoked to keep track of the load.
      * Launches additional nodes if necessary.
      *
-     * Note: This method will obtain a lock on {@link #provisioningLock} first (to ensure that one and only one
-     * instance of this provisioner is running at a time) and then a lock on {@link Queue#lock}
+     * Note: This method will obtain a lock on {@link #provisioningLock} to ensure that one and only one
+     * instance of this provisioner is running at a time.
      */
     private void update() {
         long start = LOGGER.isLoggable(Level.FINER) ? System.nanoTime() : 0;