remove another dup

Author: ladyada

adafruit_epd/ssd1675b.py

@@ -77,7 +77,6 @@
 _SSD1675B_WRITE_DUMMY = const(0x3A)
 _SSD1675B_WRITE_GATELINE = const(0x3B)
 _SSD1675B_WRITE_BORDER = const(0x3C)
-_SSD1675B_READ_RAM = const(0x41)
 _SSD1675B_SET_RAMXPOS = const(0x44)
 _SSD1675B_SET_RAMYPOS = const(0x45)
 _SSD1675B_AUTOWRITE_RED = const(0x46)