Moving samples/ out of the root into test/

Since samples/ is used for v2 testing, it fits better into the existing test/ structure.

test/samples/with_together.yml

@@ -0,0 +1,11 @@
+- hosts: localhost
+  connection: local
+  gather_facts: no
+  vars:
+    alpha: [ 'a', 'b', 'c', 'd' ]
+    numbers:  [ 1, 2, 3, 4 ]
+  tasks:
+  - debug: msg="{{ item.0 }} and {{ item.1 }}"
+    with_together:
+    - alpha
+    - numbers