Bump mapillary-js from 3.0.0 to 3.1.0

Bumps [mapillary-js](https://github.com/mapillary/mapillary-js) from 3.0.0 to 3.1.0.
- [Release notes](https://github.com/mapillary/mapillary-js/releases)
- [Changelog](https://github.com/mapillary/mapillary-js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mapillary/mapillary-js/compare/v3.0.0...v3.1.0)

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

package.json

@@ -94,7 +94,7 @@
     "happen": "^0.3.1",
     "js-yaml": "^4.0.0",
     "json-stringify-pretty-compact": "^3.0.0",
-    "mapillary-js": "~3.0.0",
+    "mapillary-js": "~3.1.0",
     "mapillary_sprite_source": "^1.8.0",
     "minimist": "^1.2.3",
     "mocha": "^7.0.1",