.gitignore: Add contrib/osmo-uecups.spec

Change-Id: I3feec5550a413b2ee9166b97d41e3feec409a320
diff --git a/.gitignore b/.gitignore
index ae25598..3187de0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,4 +31,6 @@
 ttcn3/*.cc
 ttcn3/*.hh
 
+contrib/osmo-uecups.spec
 daemon/osmo-uecups-daemon
+