Revert "Fix Compile Warnings (#5963)"

This reverts commit b83e16dbdd.

Found regressions like auto orientation didn't work anymore after this change, revert it

src/slic3r/GUI/ModelMall.cpp

@@ -133,7 +133,7 @@ namespace GUI {
             }
           
         }
-        catch (std::exception&) {
+        catch (std::exception& e) {
             // wxMessageBox(e.what(), "json Exception", MB_OK);
         }
     }