Can't debug without preinstalled tool-openocd package

Apparently when a user has not yet triggered PlatformIO to download the tool-openocd package but attempts to start a debug session anyways, PlatformIO crashes.

Community topic.

[env:mkrzero]
platform = atmelsam
board = mkrzero
framework = arduino
build_type = debug
debug_tool = atmel-ice

PS C:\Users\wolf\Documents\PlatformIO\Projects\Blimk_Debug> pio pkg update -g -p atmelsam
Platform Manager: atmelsam@8.2.0 is already up-to-date
Tool Manager: framework-arduino-samd@1.8.13 is already up-to-date
Tool Manager: framework-cmsis@1.40500.0 is already up-to-date
Tool Manager: framework-cmsis-atmel@1.2.2 is already up-to-date
Tool Manager: tool-bossac@1.10700.190624 is already up-to-date
Tool Manager: toolchain-gccarmnoneeabi@1.70201.0 is already up-to-date
PS C:\Users\wolf\Documents\PlatformIO\Projects\Blimk_Debug> pio debug --interface=gdb -- -x .pioinit
KeyError: Traceback (most recent call last):
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\__main__.py", line 103, in main
    cli()  # pylint: disable=no-value-for-parameter
    ^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\core.py", line 1157, in __call__
    return self.main(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\core.py", line 1078, in main
    rv = self.invoke(ctx)
         ^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\cli.py", line 85, in invoke
    return super().invoke(ctx)
           ^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\core.py", line 1688, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\core.py", line 1434, in invoke
    return ctx.invoke(self.callback, **ctx.params)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\core.py", line 783, in invoke
    return __callback(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\click\decorators.py", line 33, in new_func
    return f(get_current_context(), *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\cli.py", line 104, in cli
    debug_config = _configure(*configure_args)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\cli.py", line 113, in _configure
    debug_config = DebugConfigFactory.new(
                   ^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\config\factory.py", line 48, in new
    return config_cls(platform, project_config, env_name)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\config\generic.py", line 38, in __init__
    super().__init__(*args, **kwargs)
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\config\base.py", line 52, in __init__
    self.server = self._configure_server()
                  ^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\debug\config\base.py", line 182, in _configure_server
    self.platform.get_package_dir(server_package)
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\platform\_packages.py", line 32, in get_package_dir
    pkg = self.get_package(name)
          ^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\platform\_packages.py", line 29, in get_package
    return self.pm.get_package(spec or self.get_package_spec(name))
                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "C:\Users\wolf\.platformio\penv\Lib\site-packages\platformio\platform\_packages.py", line 21, in get_package_spec
    owner=self.packages[name].get("owner"),
          ~~~~~~~~~~~~~^^^^^^
KeyError: 'tool-openocd'

============================================================

An unexpected error occurred. Further steps:

* Verify that you have the latest version of PlatformIO using
  `python -m pip install -U platformio` command

* Try to find answer in FAQ Troubleshooting section
  https://docs.platformio.org/page/faq/index.html

* Report this problem to the developers
  https://github.com/platformio/platformio-core/issues

============================================================

platformio / platform-atmelsam

Can't debug without preinstalled tool-openocd package #213