Fix Android Chrome input date dimensions (#36143)

Fix Android Chrome input date dimensions (#36143)

* Bind Hugo to 0.0.0.0, helps debug on mobile when on the same network

* Use http-server for visual tests

* Add input visual tests

* Fix input date dimensions on Android Chrome

* Increase bootstrap.css max size

* Revert "Bind Hugo to 0.0.0.0" & "Use http-server for visual tests"

* Switch to pixels: this is an empirical minimum safe value

* Update .bundlewatch.config.json

Co-authored-by: Mark Otto <otto@github.com>