Add .gitupstream file

Change-Id: I5644ad54950021fc0fd8bc7098035cec32d0ea86
diff --git a/.gitupstream b/.gitupstream
new file mode 100644
index 0000000..531f762
--- /dev/null
+++ b/.gitupstream
@@ -0,0 +1 @@
+https://git.codelinaro.org/clo/la/platform/vendor/qcom-opensource/fm-commonsys