Polling cleanup, fix PHP warnings (#13460)

* Fix warnings up to Arbos

* fixes a-c

* a-r

* a-vrp

* There and back again

* Update test data, couple fixes

* PHPSStan fixes

* style fixes, and fix Asyncos, whoops

* flip serial back.......

* less bogus data

* Poweralert sysName during polling too

* make sure things are calculated in the correct order

* fix style and bad nullables

* update test data

* A comple more conversions

* cambium ptp, misc, and hardware_mib

* remaining except vmware-esxi

* Fixes

* Update baseline

* fixes and fix up baseline

* adjust SnmpQueryMock to upstream options change

* data corrections

* restore slashes

* correctly handle all options input in SnmpQueryMock

* undo ftos changes

* restore vccodec sysDescr

LibreNMS/Data/Source/SnmpQueryInterface.php

@@ -85,7 +85,7 @@ interface SnmpQueryInterface
      * This will override other options set such as setting numeric.  Call with no options to reset to default.
      * Try to avoid setting options this way to keep the API generic.
      *
-     * @param  array|string  $options
+     * @param  array|string|null  $options
      * @return $this
      */
     public function options($options = []): SnmpQueryInterface;