fix: do not pass execArgv to ngcc process
fix: do not pass execArgv to ngcc process

Ngcc process will fail when the debugger is already attached to the main
process because it inherits `execArgv` from the parent process by
default.

angular/vscode-ng-language-service,angular/vscode-ng-language-service,angular/vscode-ng-language-service,angular/vscode-ng-language-service