Bump parcel-bundler from 1.6.2 to 1.10.0 in /captioner

Bumps [parcel-bundler](https://github.com/parcel-bundler/parcel) from 1.6.2 to 1.10.0.
- [Release notes](https://github.com/parcel-bundler/parcel/releases)
- [Changelog](https://github.com/parcel-bundler/parcel/blob/v2/CHANGELOG.md)
- [Commits](parcel-bundler/parcel@v1.6.2...v1.10.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

captioner/package.json

@@ -19,7 +19,7 @@
     "babel-polyfill": "~6.26.0",
     "babel-preset-env": "~1.6.1",
     "clang-format": "~1.2.2",
-    "parcel-bundler": "~1.6.2"
+    "parcel-bundler": "~1.10.0"
   },
   "babel": {
     "presets": [