Docs: Add tooltips for enum types showing enum constants

[iwis]

Description

This commit adds a tooltip with the possible enum constants for enum type properties. It implements, at least in large part, point no. 3 of the #1020 issue.

How Has This Been Tested?

I checked visually several properties. I checked it on: Blazor Server and WebAssembly, desktop and mobile.

The tooltip looks like this:

Types of changes

• New feature (non-breaking change which adds functionality)

Checklist:

✔️ The PR is submitted to the correct branch (dev).
✔️ My code follows the code style of this project.

[codecov]

Codecov Report

Merging #3172 (0b3f40c) into dev (659b0c6) will increase coverage by 0.27%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev    #3172      +/-   ##
==========================================
+ Coverage   88.24%   88.51%   +0.27%     
==========================================
  Files         289      289              
  Lines       12875    12859      -16     
==========================================
+ Hits        11361    11382      +21     
+ Misses       1514     1477      -37     

Impacted Files	Coverage Δ
src/MudBlazor/Themes/Models/Typography.cs	100.00% <0.00%> (ø)
...r/Components/Autocomplete/MudAutocomplete.razor.cs	91.11% <0.00%> (+13.45%)	⬆️

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[JonBunator]

Looks good! Thanks :)