Fork day.js to address ESM support

[blackfalcon]

Is your feature request related to a problem? Please describe.

We are unable to provide ESM/SSR support for auro-pane due to a limitation with the day.js dependency.

iamkun/dayjs#1765 (comment)

Describe the solution you'd like

Fork day.js, edit and republish with updates ESM support.

Describe alternatives you've considered

Waiting for code team to address.

Exit criteria

This issue can be closed once there is a working version of day.js that will support the SSR/ESM specification.

Validate that it works with SSR via a local vite build

[blackfalcon]

This issue was resolved via the following PR

• 8102992

The use of DayJS was introduced because of this found issue

• Date incorrectly parsed for browsers in UTC+ timezones #14

An Auro dev team member should review and ensure that issue #14 did not regress. The linked PR does not include a specific test for the issue reported, it is recommended that one is created to ensure that we have this use case completely covered.

[blackfalcon]

Communicated comment to @jason-capsule42 for followup with the team.