Blimp: make centideg metadata incr and range consistent

Blimp/Parameters.cpp

@@ -276,6 +276,7 @@ const AP_Param::Info Blimp::var_info[] = {
     // @DisplayName: Angle Max
     // @Description: Maximum lean angle in all flight modes
     // @Units: cdeg
+    // @Increment: 10
     // @Range: 1000 8000
     // @User: Advanced
     ASCALAR(angle_max, "ANGLE_MAX",                 DEFAULT_ANGLE_MAX),
@@ -292,6 +293,7 @@ const AP_Param::Info Blimp::var_info[] = {
     // @DisplayName: PosHold braking angle max
     // @Description: PosHold flight mode's max lean angle during braking in centi-degrees
     // @Units: cdeg
+    // @Increment: 10
     // @Range: 2000 4500
     // @User: Advanced
     GSCALAR(poshold_brake_angle_max, "PHLD_BRAKE_ANGLE",  POSHOLD_BRAKE_ANGLE_DEFAULT),