updated ebiten version from 2.7.9 to 2.9.9

vendor/github.com/ebitengine/gomobile/event/lifecycle/lifecycle.go

@@ -17,7 +17,7 @@
 // means it has lost the focus.
 //
 // See the github.com/ebitengine/gomobile/app package for details on the event model.
-package lifecycle // import "github.com/ebitengine/gomobile/event/lifecycle"
+package lifecycle
 
 import (
 	"fmt"

vendor/github.com/ebitengine/gomobile/event/paint/paint.go

@@ -5,7 +5,7 @@
 // Package paint defines an event for the app being ready to paint.
 //
 // See the github.com/ebitengine/gomobile/app package for details on the event model.
-package paint // import "github.com/ebitengine/gomobile/event/paint"
+package paint
 
 // Event indicates that the app is ready to paint the next frame of the GUI.
 //

vendor/github.com/ebitengine/gomobile/event/size/size.go

@@ -6,7 +6,7 @@
 // orientation of the app's window.
 //
 // See the github.com/ebitengine/gomobile/app package for details on the event model.
-package size // import "github.com/ebitengine/gomobile/event/size"
+package size
 
 import (
 	"image"

vendor/github.com/ebitengine/gomobile/event/touch/touch.go

@@ -5,7 +5,7 @@
 // Package touch defines an event for touch input.
 //
 // See the github.com/ebitengine/gomobile/app package for details on the event model.
-package touch // import "github.com/ebitengine/gomobile/event/touch"
+package touch
 
 // The best source on android input events is the NDK: include/android/input.h
 //