chore(deps): bump @json-schema-tools/dereferencer from 1.5.3 to 1.5.7

Bumps [@json-schema-tools/dereferencer](https://github.com/json-schema-tools/dereferencer) from 1.5.3 to 1.5.7.
- [Release notes](https://github.com/json-schema-tools/dereferencer/releases)
- [Changelog](https://github.com/json-schema-tools/dereferencer/blob/master/CHANGELOG.md)
- [Commits](json-schema-tools/dereferencer@1.5.3...1.5.7)

---
updated-dependencies:
- dependency-name: "@json-schema-tools/dereferencer"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -38,7 +38,7 @@
   "dependencies": {
     "@etclabscore/monaco-add-json-schema-diagnostics": "^1.0.3",
     "@etclabscore/react-monaco-editor": "^1.0.3",
-    "@json-schema-tools/dereferencer": "^1.5.3",
+    "@json-schema-tools/dereferencer": "^1.5.7",
     "@json-schema-tools/transpiler": "^1.10.2",
     "@material-ui/core": "^4.5.1",
     "@material-ui/icons": "^4.5.1",