hardware/ErgoDox: Report the current keyboard state every cycle

Instead of only reporting the state when the timer triggers, report it every
loop, even if it is unchanged.

This is based on a similar change to `ATMegaKeyboard`.

Signed-off-by: Gergely Nagy <algernon@keyboard.io>

src/kaleidoscope/hardware/ez/ErgoDox.cpp

@@ -120,10 +120,13 @@ void ErgoDox::actOnMatrixScan() {
 }
 
 void ErgoDox::scanMatrix() {
-  if (!do_scan_)
-    return;
+  if (do_scan_) {
+    do_scan_ = false;
+    // We only want to update our matrix if the timer has expired.
+    readMatrix();
+  }
 
-  readMatrix();
+  // We ALWAYS want to tell Kaleidoscope about the state of the matrix
   actOnMatrixScan();
 }