WIP -- test driver 7.x alphas

[addaleax]

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[Copilot]

Pull Request Overview

This PR updates the MongoDB driver and related dependencies to test version 7.x alpha releases. The changes involve upgrading from stable 6.x versions to development/alpha versions across the monorepo.

Key Changes:

• Updated MongoDB driver from ^6.19.0 to 6.20.0-dev.20251024.sha.51c1b9d2
• Updated BSON library from ^6.10.4 to ^7.0.0-alpha.2
• Updated related dependencies (mongodb-connection-string-url, kerberos, mongodb-client-encryption) to 7.x alpha versions
• Added logic to handle numeric ObjectId constructor argument

Reviewed Changes

Copilot reviewed 17 out of 18 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
packages/types/package.json	Updated mongodb devDependency to 7.x dev version
packages/snippet-manager/package.json	Updated bson dependency to 7.x alpha
packages/shell-bson/src/shell-bson.ts	Added handling for numeric ObjectId constructor
packages/shell-bson/package.json	Updated bson peer and dev dependencies to 7.x alpha
packages/shell-api/package.json	Updated bson and mongodb devDependencies to 7.x versions
packages/service-provider-node-driver/package.json	Updated mongodb, connection string url, client-encryption, and kerberos to 7.x versions
packages/service-provider-core/package.json	Updated bson, mongodb, and connection string url to 7.x versions
packages/node-runtime-worker-thread/package.json	Updated bson devDependency to 7.x alpha
packages/history/package.json	Updated connection string url dependency to 7.x alpha
packages/editor/package.json	Updated bson dependency to 7.x alpha
packages/e2e-tests/package.json	Updated bson and mongodb devDependencies to 7.x versions
packages/cli-repl/package.json	Updated bson, connection string url, and mongodb to 7.x versions
packages/browser-runtime-electron/package.json	Updated bson devDependency to 7.x alpha
packages/browser-runtime-core/package.json	Updated bson devDependency to 7.x alpha
packages/browser-repl/package.json	Updated bson and mongodb dependencies to 7.x versions
packages/arg-parser/package.json	Updated connection string url and mongodb to 7.x versions
package.json	Updated mongodb devDependency and added overrides for all 7.x alpha packages

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