IKSolver.spp: PVS-Studio: Non-void function should return a value

Signed-off-by: Svyatoslav <[email protected]>

Source/Urho3D/IK/IKSolver.cpp

@@ -54,6 +54,8 @@ static bool ChildrenHaveEffector(const Node* node)
         if (ChildrenHaveEffector(it->Get()))
             return true;
     }
+
+    return false;
 }
 
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