Upgrade to Bootstrap 5.

[maliming]

No description provided.

[hikalkan]

@maliming can you resolve the conflicts please.

[codecov-commenter]

Codecov Report

Merging #9877 (e17a089) into dev (08f2482) will increase coverage by 0.50%.
The diff coverage is 0.00%.

❗ Current head e17a089 differs from pull request most recent head f06d9a6. Consider uploading reports for the commit f06d9a6 to get more accurate results

@@            Coverage Diff             @@
##              dev    #9877      +/-   ##
==========================================
+ Coverage   54.73%   55.24%   +0.50%     
==========================================
  Files        2641     2641              
  Lines       75354    75237     -117     
==========================================
+ Hits        41243    41562     +319     
+ Misses      34111    33675     -436     

Impacted Files	Coverage Δ
...cy/Pages/Abp/MultiTenancy/TenantSwitchModal.cshtml	0.00% <ø> (ø)
...Pages/Abp/MultiTenancy/TenantSwitchModal.cshtml.cs	0.00% <ø> (ø)
...I/Packages/Bootstrap/BootstrapScriptContributor.cs	0.00% <0.00%> (ø)
...UI/Packages/Bootstrap/BootstrapStyleContributor.cs	0.00% <0.00%> (ø)
...es/DatatablesNet/DatatablesNetScriptContributor.cs	0.00% <ø> (ø)
...atablesNetBs5/DatatablesNetBs5ScriptContributor.cs	0.00% <0.00%> (ø)
...tatablesNetBs5/DatatablesNetBs5StyleContributor.cs	0.00% <0.00%> (ø)
...Packages/Popper/PopperJsScriptBundleContributor.cs	0.00% <0.00%> (ø)
...vc/UI/Packages/Select2/Select2ScriptContributor.cs	0.00% <ø> (ø)
...red/Bundling/SharedThemeGlobalScriptContributor.cs	0.00% <ø> (ø)
... and 113 more

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