Regression on today's date display

Summary

Have today's date display follow the defined specification again.

The problem

Steps to reproduce

1. Open the monthly view

What is the current behavior?

Today's date display in /e/OS Calendar no longer follows the initial specifications.

What is the expected correct behavior?

Follow today's date display initial specifications:

1. horizontally center both the blue rounded highlight+day number and the day name, with the square box
2. add thin vertical line box separators, like the horizontal ones
3. have a blue thin square line around today's box

https://www.figma.com/file/8ql3AhSwViqRPpCvZQuUgb/02-Calendar-App-%E2%9C%85?type=design&node-id=1137-1164&mode=design&t=QhipfQKs9Rv1gJqY-4

Technical informations

Relevant logs (adb logcat)

Relevant screenshots

Solutions

Workaround

Possible fixes

/cc @gael @nicofonk @rhandros @aude.m