[SEBA-881] move device-management to go mod

Change-Id: Idf082ee75c157f72fd4173f653d9e13c1c55fcd3
diff --git a/vendor/google.golang.org/grpc/install_gae.sh b/vendor/google.golang.org/grpc/install_gae.sh
new file mode 100644
index 0000000..7c7bcad
--- /dev/null
+++ b/vendor/google.golang.org/grpc/install_gae.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+TMP=$(mktemp -d /tmp/sdk.XXX) \
+&& curl -o $TMP.zip "https://storage.googleapis.com/appengine-sdks/featured/go_appengine_sdk_linux_amd64-1.9.68.zip" \
+&& unzip -q $TMP.zip -d $TMP \
+&& export PATH="$PATH:$TMP/go_appengine"