Fix classDiagram example

[ilovelinux]

📑 Summary

Resolves #6974

📏 Design Decisions

Replaced \n with <br>

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[ilovelinux]

We may avoid relying on Markdown and use hardcoded new lines instead

Suggested change

	note for Duck "can fly<br>can swim<br>can dive<br>can help in debugging"
	note for Duck "can fly
	can swim
	can dive
	can help in debugging"

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@mermaid-js/examples

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/examples@6975

mermaid

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@mermaid-js/layout-elk

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/layout-elk@6975

@mermaid-js/layout-tidy-tree

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/layout-tidy-tree@6975

@mermaid-js/mermaid-zenuml

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/mermaid-zenuml@6975

@mermaid-js/parser

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@mermaid-js/tiny

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/tiny@6975

commit: b0394e7

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
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Additional details and impacted files

@@            Coverage Diff            @@
##             develop   #6975   +/-   ##
=========================================
  Coverage           ?   3.57%           
=========================================
  Files              ?     473           
  Lines              ?   47139           
  Branches           ?     730           
=========================================
  Hits               ?    1687           
  Misses             ?   45452           
  Partials           ?       0           

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