Adds generate random preset action button

[ashutoshgngwr]

Testing

• Tested on a physical device
• Added or modified unit test cases

[codecov]

Codecov Report

Merging #424 (edd94da) into master (2b2f4dd) will increase coverage by 0.31%.
The diff coverage is 91.75%.

@@            Coverage Diff             @@
##           master     #424      +/-   ##
==========================================
+ Coverage   87.00%   87.32%   +0.31%     
==========================================
  Files          30       30              
  Lines        1624     1688      +64     
  Branches      178      182       +4     
==========================================
+ Hits         1413     1474      +61     
- Misses        113      117       +4     
+ Partials       98       97       -1     

Flag	Coverage Δ
android	86.67% <91.75%> (+0.36%)	⬆️

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Impacted Files	Coverage Δ
...hutoshgngwr/noice/fragment/SoundLibraryFragment.kt	88.15% <82.60%> (+1.43%)	⬆️
...hub/ashutoshgngwr/noice/fragment/DialogFragment.kt	84.12% <100.00%> (-0.25%)	⬇️
...ava/com/github/ashutoshgngwr/noice/sound/Preset.kt	92.85% <100.00%> (ø)
...java/com/github/ashutoshgngwr/noice/sound/Sound.kt	99.62% <100.00%> (+0.03%)	⬆️

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