Add .gitupstream file

Change-Id: I8f412c7a25beb5d66553cd68276fc7aa751f2ba9
diff --git a/.gitupstream b/.gitupstream
new file mode 100644
index 0000000..b0714c2
--- /dev/null
+++ b/.gitupstream
@@ -0,0 +1 @@
+https://git.codelinaro.org/clo/la/platform/external/ant-wireless/ant_native