chore(deps): update dependency less to v4.6.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
less (source)	4.2.0 → 4.6.4

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Release Notes

less/less.js (less)

v4.6.4

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v4.6.3

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Changes

See CHANGELOG.md for details.

Installation

npm install less@4.6.3

v4.6.2

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v4.6.1

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v4.6.0

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Bug Fixes

• #​4414 Fix pre-existing bugs in tree nodes: selector this binding, atrule parenting, mixin-call error propagation, container/media functionRegistry guard (@​matthew-dean)
• #​4408 Fix #​4358 Resolve parent selectors in comma-separated pseudo-selector lists (@​matthew-dean)
• #​4407 Fix #​4331 Exclude CSS at-rule keywords from declarationCall parsing (@​matthew-dean)
• #​4389 Fix #​4354 Unknown at-rule expression commas (@​puckowski)
• #​4404 Fix no-prototype-builtins issues in Ruleset and ToCSSVisitor (@​matthew-dean)
• #​4236 Fix import subpath module bug (@​nicolo-ribaudo)
• #​4327 Remove duplicate length check from expression.genCSS() (@​nicolo-ribaudo)
• #​3791 Handle the lack of optional dependencies (@​nicolo-ribaudo)

Features & Improvements

• #​4413 Add JSDoc type annotations for all tree node files (@​matthew-dean)
• #​4412 Convert prototype-based tree nodes to ES6 classes (@​matthew-dean)
• #​4411 Migrate to native ESM with no build step (@​matthew-dean)
• #​4410 Optimize hot paths and fix benchmark infrastructure (@​matthew-dean)
• #​4409 Code quality cleanup for container queries and related code (@​matthew-dean)

Deprecation Warnings

• #​4402 Add deprecation warnings for features removed in Less 5.x, container query variable name fix, deprecation notice fix (@​matthew-dean, @​puckowski)

Chores

• #​4406 Add test for number with underscore parsing (@​matthew-dean)
• #​4386 Update README.md copyright (@​matthew-dean)
• #​3782 Remove phantom stuff (@​nicolo-ribaudo)
• #​3702 Replace deprecated String.prototype.substr() (@​nicolo-ribaudo)
• #​4265 Remove redundant return from parsers.blockRuleset() (@​nicolo-ribaudo)
• #​4271 Remove unused parsers.entities.propertyCurly() (@​nicolo-ribaudo)

v4.5.1

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v4.4.2

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• #​4357 Migrate Less test data to use valid CSS (@​matthew-dean)
• #​4363 Fix [#​4362] no spacing regression for function (@​puckowski)

v4.4.1

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• #​4342 Add support for CSS scroll state container queries (@​puckowski)
• #​4349 Fix #​4348 parse layer nesting syntax (@​puckowski)

v4.4.0

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• #​4337 Add support for layer at-rule (@​puckowski)
• #​4340 Add support for import at-rule layer functionality (@​puckowski)
• #​4346 Fix #​4343 add color operands (@​puckowski)

v4.3.0

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• #​4319 Add deprecation warnings to Less output during parsing and new quiet flag (@​matthew-dean)
• #​4320 Update README.md to remove Lerna reference (@​matthew-dean)
• #​4322 Revise Playwright install method for CI stability (@​puckowski)
• #​4333 Add support for starting-style at rule. (@​puckowski)

v4.2.2

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• #​4290 Fix #​4268 nested pseudo-selector parsing (@​puckowski)
• #​4291 Enhance Less.js test environment setup (#​4291) (@​iChenLei)
• #​4295 Fix #​4252 container queries created via mixin evaluating variables incorrectly (@​puckowski)
• #​4294 Fix #​3737 allow blank variable declarationd (@​puckowski)
• #​4292 Fix #​4258 variable interpolation after math (@​puckowski)
• #​4293 Fix #​4264 strip line comment from expression (@​puckowski)
• #​4302 Fix #​4301 at-rule declarations missing (@​puckowski)
• #​4309 Fix Node 23 CI (#​4309) (@​iChenLei)

v4.2.1

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• #​4237 Fix #​4235 container style queries extra space resolved (@​puckowski)

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