debug: make serverReadyAction play nicely with js-debug
debug: make serverReadyAction play nicely with js-debug

Fixes https://github.com/microsoft/vscode/issues/86035
Fixes https://github.com/microsoft/vscode-js-debug/issues/440

microsoft/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,Microsoft/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Microsoft/vscode,microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,eamodio/vscode,Microsoft/vscode,eamodio/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,eamodio/vscode,microsoft/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,eamodio/vscode,microsoft/vscode,microsoft/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,Microsoft/vscode,eamodio/vscode,Microsoft/vscode,Microsoft/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,microsoft/vscode,eamodio/vscode,Microsoft/vscode,Microsoft/vscode,eamodio/vscode,Microsoft/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,eamodio/vscode,microsoft/vscode,eamodio/vscode,eamodio/vscode,Krzysztof-Cieslak/vscode,Microsoft/vscode,Microsoft/vscode,microsoft/vscode,Microsoft/vscode