[examples] fine-tuning `bert-base-finnish-(un)cased-v1` model for Named Entity Recognition
No new features added and no modifications to the existing code has been done. Just addition of scripts for the fine-tuning.
# [Codecov](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=h1) Report
> Merging [#3474](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=desc) into [master](https://codecov.io/gh/huggingface/transformers/commit/e392ba6938f50655a195ea7ec8a260b1e9fc6058&el=desc) will **increase** coverage by `0.00%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/huggingface/transformers/pull/3474/graphs/tree.svg?width=650&height=150&src=pr&token=9qOlN6Hb1c)](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=tree)

```diff
@@           Coverage Diff           @@
##           master    #3474   +/-   ##
=======================================
  Coverage   77.56%   77.56%           
=======================================
  Files         100      100           
  Lines       16970    16970           
=======================================
+ Hits        13162    13163    +1     
+ Misses       3808     3807    -1     
```


| [Impacted Files](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [src/transformers/modeling\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/3474/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ191dGlscy5weQ==) | `91.85% <0.00%> (+0.13%)` | :arrow_up: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=footer). Last update [e392ba6...d9e6d4e](https://codecov.io/gh/huggingface/transformers/pull/3474?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
<|||||>This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.
