Apply suggestions from code review

Co-authored-by: Ronnie Dutta <[email protected]>

cylc/flow/network/schema.py

@@ -2215,10 +2215,13 @@ class Meta:
         description = sstrip('''
             Manually trigger tasks, even in a paused workflow.
 
-            Triggering an unqueued task queues it, to run when queue-released.
-            Triggering a queued task runs it now regardless of queue limiting.
-
-            The "on resume" option waits for a paused workflow to be resumed.
+            Triggering a task that is not yet queued will queue it.
+               
+            Triggering a queued task runs it immediately.
+                        
+            Queues release tasks to run when their active task count
+            drops below the queue limit. So, depending on the task count, you
+            may need to trigger a task twice to make it run immediately. 
 
             Valid for: paused, running workflows.
         ''')

cylc/flow/scripts/trigger.py

@@ -19,13 +19,13 @@
 
 Force task(s) to run regardless of prerequisites, even in a paused workflow.
 
-Triggering an unqueued task queues it, to run when released by the queue.
-Triggering a queued task runs it immediately regardless of queue limiting.
-So you may need to trigger tasks twice if queue limiting is in effect.
+Triggering a task that is not yet queued will queue it.
 
-If the workflow is paused queued waiting tasks will not run (unless manually
-triggered) until the workflow is resumed, even if the queue empties out. This
-includes tasks queued by manual triggering, when queue limits are in effect.
+Triggering a queued task runs it immediately.
+
+Queues release tasks to run when their active task count drops below the queue
+limit. So, depending on the task count, you may need to trigger a task twice to make
+it run immediately. 
 
 Attempts to trigger active tasks (submitted or running) will be ignored.