remove .gitreview file on github

Change-Id: I997bda7b9e442eb752c3729847a109b427466f31
diff --git a/.gitreview b/.gitreview
deleted file mode 100644
index 9e95a91..0000000
--- a/.gitreview
+++ /dev/null
@@ -1,3 +0,0 @@
-[gerrit]
-host=gerrit.mcp.mirantis.net
-project=salt-formulas/kubernetes