update to latest vscode sources

[ulugbekna]

No description provided.

[Copilot]

Pull request overview

This PR updates the codebase to sync with the latest VS Code sources, bringing in upstream improvements and API changes.

Changes:

• Removed getIfExists from ServicesAccessor interface and updated all usages to use try-catch with get()
• Improved type safety by replacing any with unknown throughout type guards and generic parameters
• Refactored equals module with new *C suffix pattern for equality comparers, introducing IEquatable interface
• Added new utility functions and features (normalization, throttle events, observable improvements)
• Deleted nls.messages.ts and consolidated into nls.ts
• Fixed bug in Range.isRange type guard where thing.end should be (<Range>thing).end

Reviewed changes

Copilot reviewed 64 out of 65 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/util/vs/platform/instantiation/common/instantiation.ts	Removed getIfExists from ServicesAccessor interface
src/util/vs/platform/instantiation/common/instantiationService.ts	Updated service accessor implementation to remove getIfExists method
src/platform/test/node/services.ts	Updated TestingServicesAccessor to use try-catch instead of old getIfExists
test/simulation/inlineEdit/inlineEditTester.ts	Replaced getIfExists with try-catch pattern
test/simulation/inlineEdit/inlineEditScoringService.ts	Updated to use new thisEqualsC() instead of itemEquals()
src/extension/tools/test/node/virtualTools/virtualToolGrouping.spec.ts	Added undefined check for groupBy result
src/extension/tools/common/virtualTools/virtualToolGrouper.ts	Added type guard filter for groupBy results
src/extension/completions-core/vscode-node/lib/src/openai/test/fetch.test.ts	Updated to use try-catch instead of getIfExists
src/util/vs/base/common/equals.ts	Major refactoring: added IEquatable interface, new *C pattern for equality comparers
src/util/vs/base/common/collections.ts	Changed groupBy return type to Partial<Record> for accuracy
src/util/vs/workbench/api/common/extHostTypes/range.ts	Fixed bug: thing.end → (<Range>thing).end in type guard
src/util/vs/workbench/api/common/extHostTypes/*.ts	Improved type safety: any → unknown in type guards and toJSON methods
src/util/vs/base/common/normalization.ts	New file: Unicode normalization utilities
src/util/vs/nls.messages.ts	Deleted: consolidated into nls.ts
src/util/vs/nls.ts	Consolidated NLS functions from deleted nls.messages.ts
src/util/vs/base/common/event.ts	Added throttle event utility, improved defer/accumulate with flush options
src/util/vs/base/common/observableInternal/*.ts	Multiple observable framework improvements and debug helpers
src/util/vs/base/common/*.ts	Various utility improvements (strings, arrays, filters, glob, etc.)
src/util/vs/editor/common/core/*.ts	Editor core improvements (TextEdit.compose, OffsetRange.withMargin, etc.)
src/util/vs/workbench/contrib/chat/common/promptSyntax/promptFileParser.ts	Added prompt header attributes and image link filtering