Change yaml and json task default paths

[hkirsman]

Currently the defaults are quite loose which is [.] folder. There was issue in one of our first project changing to Code Quality 3.x because of that. After setting the paths for all tasks, tests went through https://github.com/wunderio/client-fi-tre3-content-machine/pull/1468/commits/e1fef73e79b52e73612c75bb9c6e3c88836b14e8

Aborted ...

yaml_lint
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Exited with code exit status 1