build(deps): bump underscore from 1.13.1 to 1.13.2 in /src

Bumps [underscore](https://github.com/jashkenas/underscore) from 1.13.1 to 1.13.2.
- [Release notes](https://github.com/jashkenas/underscore/releases)
- [Commits](https://github.com/jashkenas/underscore/compare/1.13.1...1.13.2)

---
updated-dependencies:
- dependency-name: underscore
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/package.json

@@ -68,7 +68,7 @@
     "threads": "^1.7.0",
     "tinycon": "0.6.8",
     "ueberdb2": "^2.0.2",
-    "underscore": "1.13.1",
+    "underscore": "1.13.2",
     "unorm": "1.6.0",
     "wtfnode": "^0.9.1"
   },