Handle mouse-wheel scrolling in confirmation panel

This can easily happen for the breaking changes panel when there are many.

pkg/gui/keybindings.go

@@ -247,6 +247,16 @@ func (self *Gui) GetInitialKeybindings() ([]*types.Binding, []*gocui.ViewMouseBi
  Modifier: gocui.ModNone,
  Handler: self.scrollDownConfirmationPanel,
  },
+ {
+ ViewName: "confirmation",
+ Key: gocui.MouseWheelUp,
+ Handler: self.scrollUpConfirmationPanel,
+ },
+ {
+ ViewName: "confirmation",
+ Key: gocui.MouseWheelDown,
+ Handler: self.scrollDownConfirmationPanel,
+ },
  {
  ViewName: "submodules",
  Key: opts.GetKey(opts.Config.Universal.CopyToClipboard),