* Move most xfails to entries in tank/all_models.csv
* enable usage of pytest without specifying tank/test_models.py
* add dict_configs.py to gitignore.
* Pin versions for runtimes and torch-mlir for setup.
* Fix validation for nightly builds.
* Add option to generate shark_tank inside SHARK project
Add shark_arg for updating tank on mismatched hash (downloader)
* Fixup CI tank dir option.
* Fixup work directory variable