meta-quanta: runbmc-nuvoton: Remove u-boot-nuvoton_%.bbappend

The u-boot-nuvoton has been upgraded to 2019.01,
and we just use the versions in meta-nuvoton with
same branch.

(From meta-quanta rev: 453eb5b26f437b62dbb551aa8d786aee5e421dca)

Change-Id: I24d388cca7edf5956ab1829f43b756a7de95be68
Signed-off-by: Joseph Liu <kwliu@nuvoton.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-quanta/meta-runbmc-nuvoton/recipes-bsp/u-boot/u-boot-nuvoton_%.bbappend b/meta-quanta/meta-runbmc-nuvoton/recipes-bsp/u-boot/u-boot-nuvoton_%.bbappend
deleted file mode 100644
index cdcbecb..0000000
--- a/meta-quanta/meta-runbmc-nuvoton/recipes-bsp/u-boot/u-boot-nuvoton_%.bbappend
+++ /dev/null
@@ -1,5 +0,0 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
-
-UBRANCH = "runbmc_mdio"
-SRC_URI = "git://github.com/Nuvoton-Israel/u-boot.git;branch=${UBRANCH}"
-SRCREV = "${AUTOREV}"