Checkmk Werk 13456: apt: Discover updates with ESM support

ID: 13456 Title: apt: Discover updates with ESM support Component: Checks & agents Level: 1 Class: New feature Version: 2.1.0i1 Previously, apt service wouldn't be discovered if there was an ESM support warning indicating an outdated Linux distribution. Now, updates are shown if ESM support is enabled. If ESM support isn't enabled, apt service reports an error.