Fix warning: extra ‘;’ [-Wpedantic].

Source/Urho3D/Container/FlagSet.h

@@ -38,7 +38,7 @@ namespace Urho3D
 
 /// Declare FlagSet for specific enum and create operators for automatic FlagSet construction.
 #define URHO3D_FLAGSET(enumName, flagsetName) \
-    URHO3D_AUTOMATIC_FLAGSET(enumName); \
+    URHO3D_AUTOMATIC_FLAGSET(enumName) \
     using flagsetName = Urho3D::FlagSet<enumName>
 
 /// A set of flags defined by an Enum.