[WIP] Add openvswitch_db integration tests (#23803)

* WIP Add openvswitch_db integration tests

* Add  ovs.yaml playbook entrypoint for OVS

* Add test case pattern filtering

* Clear out aliases for now

Running tests on posix group just fails, containers do not have ovs

test/integration/targets/openvswitch_db/tasks/main.yml

@@ -0,0 +1,16 @@
+---
+
+- name: collect all test cases
+  find:
+    paths: "{{ role_path }}/tests"
+    patterns: "{{ testcase }}.yaml"
+  register: test_cases
+
+- name: set test_items
+  set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
+
+- name: run test case
+  include: "{{ test_case_to_run }}"
+  with_items: "{{ test_items }}"
+  loop_control:
+    loop_var: test_case_to_run