zapper : use bl2e-usb in irdeto-sdk [1/1]

PD#SWPL-193619

Problem:
bl2e usb donot match the one in irdeto-sdk

Solution:
use bl2e-usb in irdeto-sdk

Verify:
Yocto

Change-Id: I26dd2df9aa2bc6893b79cf157aea8114901a012d
Signed-off-by: ziting.xian <ziting.xian@amlogic.com>
diff --git a/variables.sh b/variables.sh
index fb6787f..89360ec 100755
--- a/variables.sh
+++ b/variables.sh
@@ -57,7 +57,7 @@
 			"--cov" "--cov-high" "--enable-ramdump" "--uasan" "--enable-bl33z" \
 			"--disable-bl33z" "--compress-bl2e" "--chipid" "--build-version" \
 			"--ab-update" "--hdmitx-only" "--clean" "--noverbose" \
-			"--distclean" "--bl2" "--bl2e" "--bl2f" "--bl2e-size" "--bl2x" "--bl30" "--bl31" \
+			"--distclean" "--bl2" "--bl2e" "--bl2e-usb" "--bl2f" "--bl2e-size" "--bl2x" "--bl30" "--bl31" \
 			"--bl32" "--bl40" "--ddr-fip" "--sign-bl40" "--update-bl2" \
 			"--update-bl2e" "--update-bl2x" "--update-ddr-fip" "--update-bl30" \
 			"--update-bl31" "--update-bl32" "--bl2-branch" "--ddrfw" \