Add gating tier1 tests

The gating.yaml file has been added during the migration to GitLab but
the tests dir has not. This makes the gating fail.

Related: rhbz#2192950

tests/tests.yml

@@ -0,0 +1,14 @@
+- hosts: localhost
+  roles:
+  - role: standard-test-basic
+    tags:
+    - classic
+    repositories:
+    - repo: "git://pkgs.devel.redhat.com/tests/bpftrace"
+      dest: gating
+    required_packages:
+    - bpftrace
+    - bash
+    - kernel-devel
+    tests:
+    - gating