chore: bump electron@39.8.0

[deepak1556]

• Utility process will now auto reconnect on network process crashes cc @chrmarti
• Brings back sessions app for windows cc @bpasero

[Copilot]

Pull request overview

Updates the repository’s Electron dependency to 39.8.0 and aligns related build metadata/artifacts so packaging and compliance tracking remain consistent across platforms (including restoring Sessions app behavior on Windows per PR description).

Changes:

• Bump electron from 39.6.0 to 39.8.0 in package.json and package-lock.json.
• Update Electron component metadata in cgmanifest.json and the precomputed artifact checksums in build/checksums/electron.txt.
• Adjust Windows setup build logic to treat insider/exploration builds consistently when selecting embedded product info.

Reviewed changes

Copilot reviewed 5 out of 6 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
package.json	Bumps Electron dependency to 39.8.0.
package-lock.json	Updates lockfile Electron version, resolved URL, and integrity.
cgmanifest.json	Updates Electron component tag/commit hash/version for compliance tracking.
build/gulpfile.vscode.win32.ts	Enables insider/exploration detection based on quality for embedded product handling.
build/checksums/electron.txt	Refreshes checksums for Electron 39.8.0 artifacts.
.npmrc	Updates Electron build target and ms_build_id to match 39.8.0.

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