fix: make notebook add button 1dp smaller on all sides (#6423)

CHANGELOG.md

@@ -97,7 +97,7 @@
 - Dev: Simplified string literals to be a re-export of Qt functions. (#6175)
 - Dev: Fixed incorrect lua generation of static methods for typescript plugins. (#6190, #6223)
 - Dev: Merged top/bottom and left/right notebook layouts. (#6215)
-- Dev: Refactored `Button` and friends. (#6102, #6255, #6266, #6302, #6268, #6334, #6371, #6372)
+- Dev: Refactored `Button` and friends. (#6102, #6255, #6266, #6302, #6268, #6334, #6371, #6372, #6423)
 - Dev: Made "add split" button (part of the split header) a natively rendered button. (#6349, #6385)
 - Dev: Made Settings & Account button on Linux/macOS SVGs. (#6267)
 - Dev: Made "Chatters" button an SVG. (#6397)

src/widgets/Notebook.cpp

@@ -40,7 +40,7 @@ Notebook::Notebook(QWidget *parent)
     : BaseWidget(parent)
     , addButton_(new DrawnButton(DrawnButton::Symbol::Plus,
                                  {
-                                     .padding = 6,
+                                     .padding = 7,
                                      .thickness = 1,
                                  },
                                  this))