Add .gitreview file to submit changes to gerrit

Signed-off-by: Fathi Boudra <fathi.boudra@linaro.org>
Change-Id: I6a84d59d455c3bf5bdaff8319a15eefc4f235c6e
diff --git a/.gitreview b/.gitreview
new file mode 100644
index 0000000..87d762b
--- /dev/null
+++ b/.gitreview
@@ -0,0 +1,4 @@
+[gerrit]
+host=review.trustedfirmware.org
+port=29418
+project=ci/tf-a-job-configs