Moved confetti.min.js to core library, updated training plugin with completed certificate message

[iguannalin]

Description

Confetti.min.js is no longer working in training plugin due to import issues with Alpine, now moved to shared core library so it can preloaded before the training plugin. Pinned training plugin to latest version.

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works

[argaudreau]

Looks good! The confetti is a must have 🎉

[trich2213]

Changes work. good to go.

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

Merging #2342 (298f935) into master (514c144) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2342   +/-   ##
=======================================
  Coverage   72.60%   72.60%           
=======================================
  Files         110      110           
  Lines        7946     7946           
=======================================
  Hits         5769     5769           
  Misses       2177     2177           

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