chore(deps): bump lodash from 4.17.21 to 4.18.1 in /typescript-backbone

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.21 to 4.18.1.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.21...4.18.1)

---
updated-dependencies:
- dependency-name: lodash
  dependency-version: 4.18.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

typescript-backbone/package-lock.json

@@ -4,7 +4,7 @@
     "backbone": "^1.1.2",
     "backbone.localstorage": "^1.1.16",
     "jquery": "^2.1.3",
-    "lodash": "^4.17.21",
+    "lodash": "^4.18.1",
     "todomvc-app-css": "^2.0.0",
     "todomvc-common": "^1.0.1"
   },