Update dennis to 0.3.6
Update dennis to 0.3.6

This updates dennis to 0.3.6 which fixes some issues with malformed lint
rule.

lgp171188/fjord,lgp171188/fjord,staranjeet/fjord,rlr/fjord,hoosteeno/fjord,staranjeet/fjord,Ritsyy/fjord,hoosteeno/fjord,mozilla/fjord,staranjeet/fjord,DESHRAJ/fjord,rlr/fjord,rlr/fjord,mozilla/fjord,mozilla/fjord,hoosteeno/fjord,rlr/fjord,Ritsyy/fjord,lgp171188/fjord,hoosteeno/fjord,Ritsyy/fjord,DESHRAJ/fjord,mozilla/fjord,lgp171188/fjord,DESHRAJ/fjord,staranjeet/fjord,Ritsyy/fjord