Added fake EFUSE to atmega8 part.

This allows to have a common platform.txt recipe for all the ATMegaXX parts
in the Arduino IDE.

See:
arduino/Arduino#2075 (comment)
arduino/Arduino#2075

Co-authored-by: Martino Facchin <[email protected]>

Author: umbynos

src/avrdude.conf.in

@@ -6832,6 +6832,13 @@ part
                           "x x x x  x x x x   i i i i  i i i i";
       ;
 
+    # Required for Arduino IDE
+    # see: https://github.com/arduino/Arduino/issues/2075
+    #      https://github.com/arduino/Arduino/issues/2075#issuecomment-238031689
+    memory "efuse"
+        size            = 0;
+      ;
+
     memory "lock"
         size            = 1;
         min_write_delay = 2000;