Fixed capitalization grammar

src/drivers/camera_trigger/camera_trigger_params.c

@@ -117,7 +117,7 @@ PARAM_DEFINE_INT32(TRIG_MODE, 0);
  * triggers on every pin individually. Example: Value 56 would trigger on pins 5 and 6.
  * For GPIO mode Pin 6 will be triggered followed by 5. With a value of 65 pin 5 will
  * be triggered followed by 6. Pins may be non contiguous. I.E. 16 or 61.
- * for GPIO mode the delay pin to pin is < .2 uS.
+ * In GPIO mode the delay pin to pin is < .2 uS.
  *
  * @min 1
  * @max 123456