emdashes begone (#10847)

src/Power.cpp

@@ -778,7 +778,7 @@ bool Power::setup()
 {
 #ifdef HAS_SGM41562
     // Initialize the charger early so AnalogBatteryLevel can read charging
-    // state from it. The charger does not provide battery voltage / percent —
+    // state from it. The charger does not provide battery voltage / percent -
     // those still come from the platform ADC via analogInit() below.
     initSGM41562(SGM41562_WIRE);
 #endif
@@ -842,7 +842,7 @@ void Power::reboot()
     // Browser/headless WASM node: no in-process restart. notifyReboot above
     // already let modules persist; hand off to the host (reboot() ->
     // location.reload() in a tab, or Module.onReboot() headless). Deliberately
-    // skip the ARCH_PORTDUINO SPI/Wire/Serial teardown below — it would kill the
+    // skip the ARCH_PORTDUINO SPI/Wire/Serial teardown below - it would kill the
     // radio with no actual restart to follow, leaving a wedged node. Must come
     // before the ARCH_PORTDUINO arm: the wasm build defines both macros.
     ::reboot();