[CORL-678] Transition to eslint (#2634)

* chore: setup eslint

* chore: tslint checks with types & check for import order

* chore: complete eslint transition

* fix: tests

* fix: linting after rebase, faster lint for lint-staged

* chore: remove line

* fix: lint rules

* feat: add a11y linter and fix errors

* fix: tests

src/core/client/admin/test/moderate/__snapshots__/searchBar.spec.tsx.snap

@@ -82,7 +82,7 @@ exports[`all stories active search with no results 1`] = `
           aria-hidden={false}
           aria-labelledby="moderate-searchBar-popover-ariainfo"
           id="moderate-searchBar-popover"
-          role="popup"
+          role="dialog"
         >
           <div
             className="Popover-popover Bar-popover Popover-bottom"
@@ -246,7 +246,7 @@ exports[`all stories renders search bar 1`] = `
           aria-hidden={true}
           aria-labelledby="moderate-searchBar-popover-ariainfo"
           id="moderate-searchBar-popover"
-          role="popup"
+          role="dialog"
         />
       </div>
     </form>

src/core/client/admin/test/moderate/singleComment.spec.tsx

@@ -1,11 +1,11 @@
 import { pureMerge } from "coral-common/utils";
 import {
   GQLCOMMENT_STATUS,
+  GQLResolver,
   MutationToApproveCommentResolver,
   MutationToRejectCommentResolver,
   QueryToCommentResolver,
 } from "coral-framework/schema";
-import { GQLResolver } from "coral-framework/schema";
 import {
   createMutationResolverStub,
   createQueryResolverStub,