fix: Doc generate - Escape pipe symbols in output enums in md

[mihaigalos]

Enum values in kcl contain pipe symbols (|). These get output to generated docs. In markdown, these break cell alignment and cause the referenced issue this PR is trying to mitigate.

1. Does this PR affect any open issues?(Y/N) and add issue references (e.g. "fix #123", "re #123".):

• N
• Y: potential fix for Possible bug in generating docs cli#243.

2. What is the scope of this PR (e.g. component or file name):

3. Provide a description of the PR(e.g. more details, effects, motivations or doc link):

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Other

4. Are there any breaking changes?(Y/N) and describe the breaking changes(e.g. more details, motivations or doc link):

• N
• Y

5. Are there test cases for these changes?(Y/N) select and add more details, references or doc links:

• Unit test
• Integration test
• Benchmark (add benchmark stats below)
• Manual test (add detailed scripts or steps below)
• Other

[Peefy]

Thank you! Good Job!

[Peefy]

LGTM

[coveralls]

Pull Request Test Coverage Report for Build 16154397863

Details

• 35 of 39 (89.74%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.1%) to 36.666%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/tools/gen/escape.go	30	34	88.24%

Totals
Change from base Build 15817333373:	0.1%
Covered Lines:	5531
Relevant Lines:	15085

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💛 - Coveralls

[mihaigalos]

@Peefy this PR is approved and all checks passed. Do I need to do anything else before you merge it?

[mihaigalos]

Also, how does this now end up in the kcl binary, will there be an CD pipeline of sorts kicking in?