Add a configuration field for compatibility flags

[scripthunter7]

Currently, the linter configuration supports syntax definitions, but it only covers three types of syntax.

In the long run, it might be worthwhile to add a compatibility field that utilizes the flags from the AGTree compatibility table:
https://github.com/AdguardTeam/tsurlfilter/tree/master/packages/agtree/src/compatibility-tables#supported-adblockers-and-platforms