add hover over tool tip to dataset tags

[davidsharp7]

Problem

Dataset level tags dont have the hover over tool tip that column level tags have.

Closes: #2631

Solution

Add hover over tool tip to dataset level tags to bring into line with column level tags.

One-line summary:
Add tag hover over tag descriptions to dataset level tags.

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)

[codecov]

Codecov Report

Merging #2630 (b865068) into main (75da43c) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main    #2630   +/-   ##
=========================================
  Coverage     83.35%   83.35%           
  Complexity     1295     1295           
=========================================
  Files           244      244           
  Lines          5948     5948           
  Branches        279      279           
=========================================
  Hits           4958     4958           
  Misses          844      844           
  Partials        146      146           

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[phixMe]

Thanks @davidsharp7