message: Add extensionRoot to log messages, which enable us distinguish between
  VS Code (.vscode) and VSCodium (.vscode-oss) with the path.
diff: @@ -335,6 +335,7 @@ export class Extension {
  // We must create an instance of Logger first to enable
  // adding log messages during initialization.
  this.logger = new Logger()
  + this.logger.addLogMessage(`Extension root: ${this.extensionRoot}`)
  this.buildInfo = new BuildInfo(this)
  this.commander = new Commander(this)
  this.manager = new Manager(this)
  