cpufreq: schedutil: Rectify comment in sugov_irq_work() function

This patch rectifies a comment present in sugov_irq_work() function to
follow proper grammar.

Suggested-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

kernel/sched/cpufreq_schedutil.c

@@ -315,15 +315,15 @@ static void sugov_irq_work(struct irq_work *irq_work)
 	sg_policy = container_of(irq_work, struct sugov_policy, irq_work);
 
 	/*
-	 * For Real Time and Deadline tasks, schedutil governor shoots the
-	 * frequency to maximum. And special care must be taken to ensure that
-	 * this kthread doesn't result in that.
+	 * For RT and deadline tasks, the schedutil governor shoots the
+	 * frequency to maximum. Special care must be taken to ensure that this
+	 * kthread doesn't result in the same behavior.
 	 *
 	 * This is (mostly) guaranteed by the work_in_progress flag. The flag is
-	 * updated only at the end of the sugov_work() and before that schedutil
-	 * rejects all other frequency scaling requests.
+	 * updated only at the end of the sugov_work() function and before that
+	 * the schedutil governor rejects all other frequency scaling requests.
 	 *
-	 * Though there is a very rare case where the RT thread yields right
+	 * There is a very rare case though, where the RT thread yields right
 	 * after the work_in_progress flag is cleared. The effects of that are
 	 * neglected for now.
 	 */