source/common.c: Blue Fix GP0_3 id

fixes: #174

Reported-by: Randy Rossi <randy.rossi@gmail.com>
Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

Author: RobertCNelson

source/common.c

@@ -169,7 +169,7 @@ pins_t table[] = {
   { "DGND", "P9_46", 0, -1, -1},
 
   // These are for the Blue
-    { "GPO_3", "GP0_3",  57, -1, -1},
+    { "GP0_3", "GP0_3",  57, -1, -1},
     { "GP0_4", "GP0_4",  49, -1, -1},
     { "GP0_5", "GP0_5", 116, -1, -1},
     { "GP0_6", "GP0_6", 113, -1, -1},