Re-enable requirement-newer-than tests

Re-enable the requirement-newer-than layout tests that ensure a specific
user within a specific time approved a request.

Change-Id: I8ae870257db06e3e9958e151bcf4791c87f4ec71
diff --git a/tests/fixtures/config/requirements/newer-than/main.yaml b/tests/fixtures/config/requirements/newer-than/main.yaml
new file mode 100644
index 0000000..a22ed5c
--- /dev/null
+++ b/tests/fixtures/config/requirements/newer-than/main.yaml
@@ -0,0 +1,6 @@
+- tenant:
+    name: tenant-one
+    source:
+      gerrit:
+        config-repos:
+          - common-config