Remove nvram package dependency.

Change-Id: Ia396e576ff88eb6f642bbf125d552cbf8489ec28
diff --git a/debian/control b/debian/control
index 0b1a53b..95c2293 100644
--- a/debian/control
+++ b/debian/control
@@ -7,8 +7,7 @@
 
 Package: excelsior-core
 Priority: optional
-Depends: excelsior-nvram,
-         excelsior-wlan,
+Depends: excelsior-wlan,
          linux-image-4.19.32-mtk,
          mendel-core,
          lk-bootloader,