Add playbooks needed by merge tests

This test was recently re-enabled, but written before the change which
required playbooks for all tests.  Add them.

Change-Id: I7b0d0caa4e8a3380b6bc1ff7dfc7f88c5b9f679c
diff --git a/tests/fixtures/config/merges/git/common-config/playbooks/project-merge.yaml b/tests/fixtures/config/merges/git/common-config/playbooks/project-merge.yaml
new file mode 100644
index 0000000..f679dce
--- /dev/null
+++ b/tests/fixtures/config/merges/git/common-config/playbooks/project-merge.yaml
@@ -0,0 +1,2 @@
+- hosts: all
+  tasks: []
diff --git a/tests/fixtures/config/merges/git/common-config/playbooks/project-test1.yaml b/tests/fixtures/config/merges/git/common-config/playbooks/project-test1.yaml
new file mode 100644
index 0000000..f679dce
--- /dev/null
+++ b/tests/fixtures/config/merges/git/common-config/playbooks/project-test1.yaml
@@ -0,0 +1,2 @@
+- hosts: all
+  tasks: []
diff --git a/tests/fixtures/config/merges/git/common-config/playbooks/project-test2.yaml b/tests/fixtures/config/merges/git/common-config/playbooks/project-test2.yaml
new file mode 100644
index 0000000..f679dce
--- /dev/null
+++ b/tests/fixtures/config/merges/git/common-config/playbooks/project-test2.yaml
@@ -0,0 +1,2 @@
+- hosts: all
+  tasks: []