adding npm bootstrap5 / .json files modified

[stephaniequintana]

This PR includes Bootstrap 5 dependencies that were forgotten in #426 (rebase #423 and #417). It includes only changes to the package-lock.json and package.json files.

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[gitpod-io]

[stephaniequintana]

@jywarren, @cesswairimu, @TildaDares,
In creating a new branch for #423 (due to an out-of-sync previous branch), I inadvertently left out the bootstrap dependancy. Please let me know if there are any issues with including this.

[jywarren]

Looks great, thanks!!