Evaluation on the North-T5 Modern models

[akutuzov]

There is a set of North-T5 models that are specifically trained on modern Norwegian Bokmål/Nynorsk. Run all the benchmarks on the following models:

• https://huggingface.co/north/t5_small_NCC_modern
• https://huggingface.co/north/t5_base_NCC_modern
• https://huggingface.co/north/t5_large_NCC_modern