rtt_dynamic_reconfigure: fixed AutoConfig maximum value for type unsi…

…gned int

unsigned int values are represented as int in dynamic_reconfigure. Therefore the maximum possible value is INT_MAX.
UINT_MAX translates to -1 if assigned to an int.

rtt_dynamic_reconfigure/src/auto_config.cpp

@@ -145,7 +145,7 @@ template <> struct PropertyTypeInfo<unsigned int>
     static std::string getType() { return "int"; }
     static bool hasLimits() { return true; }
     static int getMin() { return 0; }
-    static int getMax() { return UINT_MAX; }
+    static int getMax() { return INT_MAX; }
 };
 
 template <> struct PropertyTypeInfo<std::string>