chore(deps): update dependency prettier to v3.9.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
prettier (source)	3.8.1 → 3.9.0

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Release Notes

prettier/prettier (prettier)

v3.9.0

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🔗 Release Notes

v3.8.5

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v3.8.4

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Markdown: Fix blank lines between list items and nested sub-lists being removed in Markdown/MDX (#​17746 by @​byplayer)

Prettier was removing blank lines between list items and their nested sub-lists, converting loose lists into tight lists and changing their semantic meaning.

<!-- Input -->
- a

  - b

- c

  - d

<!-- Prettier 3.8.3 -->
- a
  - b
- c
  - d

<!-- Prettier 3.8.4 -->
- a

  - b

- c

  - d

v3.8.3

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SCSS: Prevent trailing comma in if() function (#​18471 by @​kovsu)

// Input
$value: if(sass(false): 1; else: -1);

// Prettier 3.8.2
$value: if(
  sass(false): 1; else: -1,
);

// Prettier 3.8.3
$value: if(sass(false): 1; else: -1);

v3.8.2

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Angular: Support Angular v21.2 (#​18722, #​19034 by @​fisker)

Exhaustive typechecking with @default never;

<!-- Input -->
@&#8203;switch (foo) {
  @&#8203;case (1) {}
  @&#8203;default never;
}

<!-- Prettier 3.8.1 -->
SyntaxError: Incomplete block "default never". If you meant to write the @&#8203; character, you should use the "&#&#8203;64;" HTML entity instead. (3:3)

<!-- Prettier 3.8.2 -->
@&#8203;switch (foo) {
  @&#8203;case (1) {}
  @&#8203;default never;
}

arrow function and instanceof expressions.

<!-- Input -->
@&#8203;let fn = (a) =>        a?    1:2;

{{ fn ( a         instanceof b)}}

<!-- Prettier 3.8.1 -->
@&#8203;let fn = (a) =>        a?    1:2;

{{ fn ( a         instanceof b)}}

<!-- Prettier 3.8.2 -->
@&#8203;let fn = (a) => (a ? 1 : 2);

{{ fn(a instanceof b) }}

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