Minor dataset tags revisions

[phixMe]

• Flexing tags with the header
• Pointer on the expandable row
• Inlining tags with our delete/close buttons
• Adding transition on row expansion

One-line summary: Minor cleanup of UI for dataset tags, moves some pieces around, adds some css elements.

Checklist

• You've signed-off your work
• Your changes are accompanied by tests (if relevant)
• Your change contains a small diff and is self-contained
• You've updated any relevant documentation (if relevant)
• You've included a one-line summary of your change for the CHANGELOG.md (Depending on the change, this may not be necessary).
• You've versioned your .sql database schema migration according to Flyway's naming convention (if relevant)
• You've included a header in any source code files (if relevant)

[netlify]

✅ Deploy Preview for peppy-sprite-186812 canceled.

Name	Link
🔨 Latest commit	fa50517
🔍 Latest deploy log	https://app.netlify.com/sites/peppy-sprite-186812/deploys/65d6e94896e3c9000842d1ac

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (c756cb2) 84.45% compared to head (fa50517) 84.45%.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #2754   +/-   ##
=========================================
  Coverage     84.45%   84.45%           
  Complexity     1416     1416           
=========================================
  Files           251      251           
  Lines          6447     6447           
  Branches        291      291           
=========================================
  Hits           5445     5445           
  Misses          850      850           
  Partials        152      152           

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[wslulciuc]

LGTM 💯