build: update dependency marked to v18

[angular-robot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
marked (source)	^17.0.1 → ^18.0.0

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Release Notes

markedjs/marked (marked)

v18.0.0

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Bug Fixes

• Bump typescript from 5.9.3 to 6.0.2 (#​3934) (e8efc51)
• prevent GFM table tokens from greedily capturing trailing newlines (#​3926) (40f2665)
• prevent heading and def tokens from greedily capturing multiple newlines (#​3925) (b379e3e)
• trim blank lines from block tokens (#​3939) (b70895f)

BREAKING CHANGES

• trim trailing blank lines from block tokens
• update Typescript to v6

v17.0.6

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Bug Fixes

• avoid race condition in async parallel parse/parseInline with hooks (#​3924) (6e96fa7)
• cli: honor positional input file (#​3922) (a1c2617)
• cli: use file URL for config import (#​3923) (73e1f3f)

v17.0.5

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Bug Fixes

• Fix catastrophic backtracking (ReDoS) in link/reflink label regex (#​3918) (4625980)
• prevent quadratic complexity in emStrongLDelim regex (#​3906) (c732dd2)
• prevent single-tilde strikethrough false positives (#​3910) (5e03369)
• re-assign tokenizer.lexer and renderer.parser at start of each parse call (#​3907) (f3a3ec0)
• trim trailing whitespace from lheading text (#​3920) (3ea7e88)

v17.0.4

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Bug Fixes

• prevent ReDoS in inline link regex title group (#​3902) (46fb9b8)

v17.0.3

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Bug Fixes

• escape image alt text (#​3896) (909fe44)

v17.0.2

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Bug Fixes

• fix blockquote after list (#​3888) (2a475a1)
• fix empty list item (#​3890) (3fc6a44)
• fix list item wrong indent (#​3889) (e031175)
• fix list with tabs (#​3891) (9fc4f8e)
• fix strikethrough flanking rules (#​3882) (1a5b124)