meta-quanta: q71l: fix uboot config

Fix the uboot config to always apply because the palmetto machine
override is no longer set.

Tested: With companion layers patch was able to build.
Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: Ifc16e06a0906d5530a8ccfbe2a15dcc8d9fa9296
diff --git a/meta-quanta/meta-q71l/conf/machine/quanta-q71l.conf b/meta-quanta/meta-q71l/conf/machine/quanta-q71l.conf
index 05ebc82..2bcaeaa 100644
--- a/meta-quanta/meta-q71l/conf/machine/quanta-q71l.conf
+++ b/meta-quanta/meta-q71l/conf/machine/quanta-q71l.conf
@@ -4,7 +4,7 @@
 require conf/machine/include/ast2400.inc
 require conf/machine/include/obmc-bsp-common.inc
 
-UBOOT_MACHINE_palmetto = "ast_g4_ncsi_config"
+UBOOT_MACHINE = "ast_g4_ncsi_config"
 UBOOT_ENTRYPOINT = "0x40008000"
 UBOOT_LOADADDRESS = "0x40008000"