meta-gbmc-staging: Use downstream repo for libbej recipe

Tested: Builds
Google-Bug-Id: 503111218
Change-Id: I74155b66e0f1f27f1bcf80e9890b3db259464838
Signed-off-by: Muhammad Usama <muhammadusama@google.com>

recipes-extended/libbej/libbej_%.bbappend

diff --git a/recipes-extended/libbej/libbej_%.bbappend b/recipes-extended/libbej/libbej_%.bbappend
new file mode 100644
index 0000000..c3338d9
--- /dev/null
+++ b/recipes-extended/libbej/libbej_%.bbappend
@@ -0,0 +1,2 @@
+SRCREV = "fb9b2df647e5071c16c4f720165e70479e3784a6"
+SRC_URI = "git://gbmc.googlesource.com/libbej;protocol=https;branch=google-dev"