[Beta Release] Increase version to 3.4.0-beta

[MSNev]

No description provided.

[Copilot]

Pull request overview

This PR prepares a beta release by bumping the version from 3.3.11 to 3.4.0-beta across the Application Insights JavaScript SDK monorepo. The change updates version strings in package manifests, test files, documentation, and adds publishConfig sections to enable beta distribution via npm.

Changes:

• Version bumped from 3.3.11 to 3.4.0-beta across all packages in the monorepo
• Added publishConfig sections with beta tags to package.json files for npm distribution
• Updated version strings in test files and manifest for consistency
• Added new startSpan example package entry to version.json
• Updated RELEASES.md with beta release date and README.md with new version badge

Reviewed changes

Copilot reviewed 36 out of 37 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
version.json	Central version tracking updated to 3.4.0-beta, added startSpan example package
package.json (root)	Main SDK version and publishConfig tag added
AISKU/package.json	Web SDK version and dependencies updated with beta tag
AISKULight/package.json	Basic Web SDK version and dependencies updated with beta tag
shared/AppInsightsCore/package.json	Core library version updated with publishConfig beta3 tag
shared/AppInsightsCommon/package.json	Common library version and dependencies updated with beta3 tag
shared/1ds-core-js/package.json	1DS core version and dependencies updated with beta4 tag
channels/*/package.json	All channel packages updated to beta versions with appropriate tags
extensions/*/package.json	All extension packages updated to beta versions with beta3 tags
examples/*/package.json	All example packages updated to beta versions with beta3 tags
tools/*/package.json	Tool packages updated with varying beta tags (beta, beta1)
tools/chrome-debug-extension/manifest.json	Chrome extension manifest version updated (0.9.0-beta)
AISKU/Tests/Unit/src/*.tests.ts	Test file version constants updated to 3.4.0-beta
AISKULight/Tests/Unit/src/AISKULightSize.Tests.ts	Test file version constant updated to 3.4.0-beta
extensions/applicationinsights-properties-js/Tests/Unit/src/propertiesSize.tests.ts	Test file version constant updated to 3.4.0-beta
AISKU/Tests/Perf/src/AISKUPerf.ts	Performance test default version updated to 3.4.0-beta
RELEASES.md	Release notes updated with 3.4.0-beta date
AISKU/README.md	Added version 3.4.0-beta badge row to size comparison table
common/config/rush/npm-shrinkwrap.json	Rush lockfile integrity hashes updated for all packages

Files not reviewed (1)

• common/config/rush/npm-shrinkwrap.json: Language not supported