housekeeping: eslint-plugin-simple-import-sort to v7 (#767)

frontend/packages/core/src/AppProvider/registrar.tsx

-import type { ConfiguredRoute, Workflow, WorkflowConfiguration } from "./workflow";
 import type { UserConfiguration } from ".";
+import type { ConfiguredRoute, Workflow, WorkflowConfiguration } from "./workflow";
 
 const workflowRoutes = (
   workflowId: string,

frontend/packages/tools/package.json

@@ -46,7 +46,7 @@
     "eslint-plugin-prettier": "^3.1.1",
     "eslint-plugin-react": "^7.20.6",
     "eslint-plugin-react-hooks": "^4.1.2",
-    "eslint-plugin-simple-import-sort": "^6.0.0",
+    "eslint-plugin-simple-import-sort": "^7.0.0",
     "jest": "^24.9.0",
     "prettier": "^2.0.0",
     "react": "^16.8.0",

frontend/yarn.lock

@@ -8862,10 +8862,10 @@ eslint-plugin-react@^7.20.6:
     resolve "^1.18.1"
     string.prototype.matchall "^4.0.2"
-eslint-plugin-simple-import-sort@^6.0.0:
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-simple-import-sort/-/eslint-plugin-simple-import-sort-6.0.1.tgz#24a3af3b745dcd389c060db28e22d0f5e3edf86e"
-  integrity sha512-RfFnoi7fQtv7z9sZNJidIcZgWc0ZJe8uOPC3ldmatai4Igr5iDpzTmSUDEZKYm4TnrR01N0X32kfKvax7bivHQ==
+eslint-plugin-simple-import-sort@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-simple-import-sort/-/eslint-plugin-simple-import-sort-7.0.0.tgz#a1dad262f46d2184a90095a60c66fef74727f0f8"
+  integrity sha512-U3vEDB5zhYPNfxT5TYR7u01dboFZp+HNpnGhkDB2g/2E4wZ/g1Q9Ton8UwCLfRV9yAKyYqDh62oHOamvkFxsvw==
 eslint-scope@^4.0.3:
   version "4.0.3"