fix(matter): code formatting

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: SuGlider

libraries/Matter/src/MatterEndpoints/MatterWindowCovering.h

@@ -58,7 +58,7 @@ class MatterWindowCovering : public MatterEndPoint {
   MatterWindowCovering();
   ~MatterWindowCovering();
   virtual bool begin(uint8_t liftPercent = 100, uint8_t tiltPercent = 0, WindowCoveringType_t coveringType = ROLLERSHADE);
-  void end();  // this will just stop processing Matter events
+  void end();  // this will just stop processing Matter events.
 
   // Lift position control
   bool setLiftPosition(uint16_t liftPosition);