Add 4.19 linux kernel.

Change-Id: I41f1704f56969c01d03f5cc658cb22efebdb46ce
diff --git a/debian/control b/debian/control
index ba03f42..0b1a53b 100644
--- a/debian/control
+++ b/debian/control
@@ -9,7 +9,7 @@
 Priority: optional
 Depends: excelsior-nvram,
          excelsior-wlan,
-         linux-image-4.4.22-mtk,
+         linux-image-4.19.32-mtk,
          mendel-core,
          lk-bootloader,
          mtk-board-audio,