Vmware vminfo modernize (#15008)

* Vmware vminfo
Remove legacy file and migrate to OS discovery

* tighter

* ios_stp-vlans working correctly now

* Make vmwVmGuestOS nullable

* Discover os info too

* VM Info module

* Apply fixes from StyleCI

* Fix log severity

* Fix log severity (more)

* VM Info module

* Poll with ESXi too because it is lightweight
add test data

* poller data now too

---------

Co-authored-by: StyleCI Bot <bot@styleci.io>

database/migrations/2023_04_26_185850_change_vminfo_vmw_vm_guest_o_s_nullable.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('vminfo', function (Blueprint $table) {
+            $table->string('vmwVmGuestOS', 128)->nullable()->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('vminfo', function (Blueprint $table) {
+            $table->string('vmwVmGuestOS', 128)->nullable(false)->change();
+        });
+    }
+};