gpu memory check

[jaspals3123]

added new analyzer arg minimum_available_percent
Plugin config:

{
  "name": "GPU memory validation",
  "plugins": {
    "AmdSmiPlugin": {
      "collection_args": {},
      "analysis_args": {
        "gpu_memory": {
          "minimum_available_percent": 95
        }
      }
    }
  }
}

cmd:
node-scraper --plugin-configs=/home/jaspals/node-scraper/plugin.json