thermal/tools/tmon: Fix typo 'the the' in comment

Replace 'the the' with 'the' in the comment.
Signed-off-by: Slark Xiao <slark_xiao@163.com>
Link: https://lore.kernel.org/r/20220722104047.83312-1-slark_xiao@163.comSigned-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

tools/thermal/tmon/pid.c

@@ -27,7 +27,7 @@
 
 /**************************************************************************
  * PID (Proportional-Integral-Derivative) controller is commonly used in
- * linear control system, consider the the process.
+ * linear control system, consider the process.
  * G(s) = U(s)/E(s)
  * kp = proportional gain
  * ki = integral gain