build: bump svelte from 1.55.0 to 1.57.3

[dependabot-preview]

Bumps svelte from 1.55.0 to 1.57.3.

Changelog

Sourced from this file

1.57.3

• Fix scoped CSS on static child elements (#1223)

1.57.2

• Fix scoped CSS on SVG elements (#1224)

1.57.1

• Add each_value to contextProps (#1206)

1.57.0

• Use classes (not attributes) for style encapsulation, and base36-encode hashes (#1118)

1.56.4

• Allow component and state to be context names (#1213)
• Don't remove [**supports**](https://github.com/supports) rules when cascade: false (#1215)

1.56.3

• Top-level transitions work inside nested components (#1188)
• Always use internal _mount method (#1201)

1.56.2

• Null out key for children of keyed each blocks (#1202)

1.56.1

• Fix if-in-each bug (#1195)
• Cross-browser scrollX/scrollY support (#1175)

1.56.0

• Internal refactor (#1122)
• Use correct context for component events (#1184)
• Allow observing $foo in dev mode (#1181)
• Handle dynamic data in default slot (#1144)

1.55.1

• Fix cancellation of store onchange handlers (#1177)
• Write ["default"] instead of .default in legacy mode (#1166)
• Upgrade Acorn (#1182)
• Don't warn about capitalisation if options.name begins with non-alphabetical character (#1179)

Commits

• 38bf5b1 use ["default"] instead of .default in legacy mode - fixes #1166
• 0b39caf start implementing context
• c0292cb update tests
• a0aeb98 various fixes
• c3a0878 get destructuring working
• fcae19b fix
• dd5e0f7 Merge branch 'master' into gh-1122
• 242f08e temporary hack around context issue
• b94f63e everything working except some destructuring stuff
• 71f2c35 remove _context stuff
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #78.