Add QMK equivalent attributes of DiodeOrientation

kmk/matrix.py

@@ -10,10 +10,14 @@ class DiodeOrientation:
     Orientation of diodes on handwired boards. You can think of:
     COLUMNS = vertical
     ROWS = horizontal
+
+    COL2ROW and ROW2COL are equivalent to their meanings in QMK.
     '''
 
     COLUMNS = 0
     ROWS = 1
+    COL2ROW = COLUMNS
+    ROW2COL = ROWS
 
 
 class MatrixScanner: