New module: Add support for Arista EOS vlan (network/eos/eos_vlan) (#25355)

* WIP Add eos_vlan module

* Fix docstrings

* Fix pep8 issues

* Add active/suspend states logic

* Add integration tests for eos_vlan

* Fix map_config_to_obj on EAPI

* Sixify iteritems

* Add platform agnostic net_vlan integration tests

test/integration/targets/net_vlan/tasks/cli.yaml

@@ -0,0 +1,16 @@
+---
+- name: collect all cli test cases
+  find:
+    paths: "{{ role_path }}/tests/cli"
+    patterns: "{{ testcase }}.yaml"
+  register: test_cases
+  delegate_to: localhost
+
+- 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