Remove unused 'assignees' field from filesystem test snapshot

Author: andrey-helldar

tests/unit/__snapshots__/filesystem.test.ts.snap

@@ -75,7 +75,6 @@ exports[`read config 2`] = `
     "title": "docs(preview): Update preview",
   },
   "pullRequest": {
-    "assignees": [],
     "labels": [
       "preview",
     ],