Revert "feat: Add a local-debug target (to make for easier debugging)"

[rwjblue-glean]

Reverts #31

This broke generation, if we want to bring this back we can but we'll need some tweaks to fix the failures we are seeing in the action:

Error: error running workflow: error running speakeasy command: speakeasy run -t all --installationURLs {"glean":"https://github.com/gleanwork/api-client-python.git","local-debug":"https://github.com/gleanwork/api-client-python.git"} --repo-subdirs {"glean":"","local-debug":""} -r https://github.com/gleanwork/api-client-python.git --skip-testing - exit status 1
Error: failed to validate target local-debug: failed to validate target: code samples output must be a yaml file
 - ::error::failed to validate target local-debug: failed to validate target: code samples output must be a yaml file