chore: update electron@39.8.7

[deepak1556]

Refs https://releases.electronjs.org/release/compare/v39.8.5/v39.8.7

• Adds CrossAppIPC module, needed for feat(windows): use crossAppIPC to coordinate update ownership between apps #307675 cc @lostintangent
• Backports macOS cert enumenration fixes crypto: improve system certificate enumeration logic on macOS nodejs/node#62576 from upstream cc @sbatten
• Removes custom tls.getSystemCACertificatesErrors api as the relevant issues were identified and resolved cc @chrmarti

[Copilot]

Pull request overview

Updates the repo’s Electron dependency to 39.8.7 and aligns VS Code/Copilot code with upstream TLS API changes (removing usage/telemetry around tls.getSystemCACertificatesErrors).

Changes:

• Bump Electron from 39.8.5 → 39.8.7 and update associated manifests/locks/checksums.
• Remove additional certificates telemetry field and related helper logic tied to the removed TLS errors API.
• Simplify Copilot’s “show Node.js system certificate errors” diagnostics command implementation.

Reviewed changes

Copilot reviewed 6 out of 7 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
src/vs/workbench/api/node/proxyResolver.ts	Removes nodeSystemCertErrors telemetry + helper that depended on the removed TLS errors API.
extensions/copilot/src/extension/log/vscode-node/loggingActions.ts	Drops collection/display of TLS system CA certificate errors in the diagnostics command.
package.json	Updates Electron version to 39.8.7.
package-lock.json	Updates Electron lockfile entry to 39.8.7.
cgmanifest.json	Updates Electron component metadata (tag/hash/version) to 39.8.7.
build/checksums/electron.txt	Refreshes Electron/Chromedriver/FFmpeg/etc. checksums for 39.8.7 artifacts.
.npmrc	Updates Electron build target/version and ms_build_id.

[chrmarti]

The command could be remove, otherwise LGTM, thanks!