blade id fix

Author: profezzorn

props/prop_base.h

@@ -367,7 +367,7 @@ class PropBase : CommandParser, Looper, protected SaberBase {
     if (NELEM(blades) > 1) {
       float resistor = id();
 
-      float best_err = 1000000.0;
+      float best_err = 100000000.0;
       for (size_t i = 0; i < NELEM(blades); i++) {
         float err = fabsf(resistor - blades[i].ohm);
         if (err < best_err) {