Minor formatting correction.

Source/Urho3D/LibraryInfo.cpp

@@ -53,7 +53,7 @@ const char* GetCompilerDefines()
     "#define URHO3D_LUAJIT\n"
 #endif
 #ifdef URHO3D_TESTING
-        "#define URHO3D_TESTING\n"
+    "#define URHO3D_TESTING\n"
 #endif
     ;
 }