Remove unnecessary comments, clean up code

source/buttons.cpp

@@ -7,7 +7,7 @@ extern BLEHidAdafruit blehid;
 
 static uint8_t physBtnMask = 0;   // bitmask of currently-pressed physical buttons
 
-// ─── Setup ────────────────────────────────────────────────────────────────────
+// Setup 
 void setupPhysicalButtons() {
   // Release any held physical buttons before reconfiguring
   if (physBtnMask && Bluefruit.connected()) { blehid.mouseButtonRelease(); }
@@ -30,7 +30,7 @@ void setupPhysicalButtons() {
   }
 }
 
-// ─── Poll and report ──────────────────────────────────────────────────────────
+// Poll and report 
 // Called every loop iteration (before rate limiter) for immediate response.
 // Uses active-low logic: INPUT_PULLUP, button connects pin to GND.
 void processPhysicalButtons() {