Add "unassigned bugs" to the list

Author: muratg

Queries.md

@@ -2,6 +2,7 @@ This file contains various queries that we use to track bugs.
 
 - [K Core untriaged bugs](https://github.com/issues?utf8=%E2%9C%93&q=no%3Amilestone+is%3Aissue+user%3Aaspnet+is%3Aopen+-repo%3Aaspnet%2Frouting+-repo%3Aaspnet%2Fannouncements+-repo%3Aaspnet%2Faspnet-docker+-repo%3Aaspnet%2Ftemplates+-repo%3Aaspnet%2Fmusicstore+-repo%3Aaspnet%2Ftooling+-repo%3Aaspnet%2Ftooling-internal+-repo%3Aaspnet%2Fexternal+-repo%3Aaspnet%2Fmvc+-repo%3Aaspnet%2Frazor+-repo%3Aaspnet%2Fentityframework+-repo%3Aaspnet%2Fidentity+-repo%3Aaspnet%2Fdocs+-repo%3Aaspnet%2Fhome+)
 - [K Core Beta 6 bugs](https://github.com/issues?utf8=%E2%9C%93&q=milestone%3A1.0.0-beta6+is%3Aissue+user%3Aaspnet+is%3Aopen+-repo%3Aaspnet%2Frouting+-repo%3Aaspnet%2Fannouncements+-repo%3Aaspnet%2Faspnet-docker+-repo%3Aaspnet%2Ftemplates+-repo%3Aaspnet%2Fmusicstore+-repo%3Aaspnet%2Ftooling+-repo%3Aaspnet%2Ftooling-internal+-repo%3Aaspnet%2Fexternal+-repo%3Aaspnet%2Fmvc+-repo%3Aaspnet%2Frazor+-repo%3Aaspnet%2Fentityframework+-repo%3Aaspnet%2Fidentity+-repo%3Aaspnet%2Fdocs+-repo%3Aaspnet%2Fhome+)
+ - [Unassigned](https://github.com/issues?utf8=%E2%9C%93&q=is%3Aopen+is%3Aissue+user%3Aaspnet+no%3Aassignee+milestone%3A1.0.0-beta6)
  - [Andrew's bugs](https://github.com/issues?utf8=%E2%9C%93&q=is%3Aopen+is%3Aissue+assignee%3AAnurse+milestone%3A1.0.0-beta6)
  - [Brennan's bugs](https://github.com/issues?utf8=%E2%9C%93&q=is%3Aopen+is%3Aissue+assignee%3Abrennanconroy+milestone%3A1.0.0-beta6)
  - [Chris's bugs](https://github.com/issues?utf8=%E2%9C%93&q=is%3Aopen+is%3Aissue+assignee%3ATratcher+milestone%3A1.0.0-beta6)