WIP Bootstrap 5

[dlpierce]

Fixes

Fixes #6904

Summary

Upgrade to Bootstrap 5

Guidance for testing, such as acceptance criteria or new user interface behaviors:

• Website loads with no major layout style issues

Changes proposed in this pull request:

• Update to Bootstrap 5 framework, modifying JS and SCSS as needed.

[dlpierce]

Currently blocked by changes needed in Browse Everything:

SassC::SyntaxError: Error: The target selector was not found. (SassC::SyntaxError)
db_migrate-1  |        Use "@extend .mr-2 !optional" to avoid this error.
db_migrate-1  |         on line 73 of ../../bundle/ruby/3.2.0/gems/browse-everything-1.3.0/app/assets/stylesheets/browse_everything/_browse_everything_bootstrap4.scss
db_migrate-1  | >>       @extend .mr-2;

[github-actions]

Test Results

    1 files   -     16      1 suites   - 16   0s ⏱️ - 2h 23m 27s
1 735 tests  -  4 970  1 735 ✅  -  4 672  0 💤  - 297  0 ❌  - 1 
1 735 runs   - 11 445  1 735 ✅  - 11 049  0 💤  - 395  0 ❌  - 1 

Results for commit 1fdc211. ± Comparison against base commit aeb5e3e.