Remove (unused) tray icon
diff --git a/app/src/main/res/drawable-hdpi/updater_tray_icon.png b/app/src/main/res/drawable-hdpi/updater_tray_icon.png
deleted file mode 100644
index f3ccf85..0000000
--- a/app/src/main/res/drawable-hdpi/updater_tray_icon.png
+++ /dev/null
Binary files differ
diff --git a/app/src/main/res/drawable-hdpi/updater_tray_icon_small.png b/app/src/main/res/drawable-hdpi/updater_tray_icon_small.png
deleted file mode 100644
index ccd0b62..0000000
--- a/app/src/main/res/drawable-hdpi/updater_tray_icon_small.png
+++ /dev/null
Binary files differ