meta-facebook: yosemite4: Add library for bios update

Description:
- Add libusb1 for bios update.

Change-Id: If06231487cb28e236ef958b2bbb0929c6244d61d
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@wiwynn.com>
diff --git a/meta-facebook/meta-yosemite4/recipes-phosphor/images/fb-yosemite4-phosphor-image.inc b/meta-facebook/meta-yosemite4/recipes-phosphor/images/fb-yosemite4-phosphor-image.inc
index 0b220a9..a1b0ca5 100644
--- a/meta-facebook/meta-yosemite4/recipes-phosphor/images/fb-yosemite4-phosphor-image.inc
+++ b/meta-facebook/meta-yosemite4/recipes-phosphor/images/fb-yosemite4-phosphor-image.inc
@@ -7,3 +7,9 @@
     obmc-leds \
 "
 
+# Temporarily add libusb1 to allow side-loading of a BIOS/BIC update
+# application which need libusb1.  Should be removed when BIOS and BIC update
+# is finished.
+OBMC_IMAGE_EXTRA_INSTALL:append = " \
+    libusb1 \
+"
\ No newline at end of file