[MarianTokenizer] Switch to sacremoses for punc normalization
Attempt at fixing #4491 using @jpcorb20 's solution
# [Codecov](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=h1) Report
> Merging [#5092](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=desc) into [master](https://codecov.io/gh/huggingface/transformers/commit/20fa82898495f516b221115fc3ef9ec8ebf50b1e&el=desc) will **increase** coverage by `0.07%`.
> The diff coverage is `100.00%`.

[![Impacted file tree graph](https://codecov.io/gh/huggingface/transformers/pull/5092/graphs/tree.svg?width=650&height=150&src=pr&token=9qOlN6Hb1c)](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #5092      +/-   ##
==========================================
+ Coverage   77.21%   77.29%   +0.07%     
==========================================
  Files         133      133              
  Lines       22134    22134              
==========================================
+ Hits        17091    17108      +17     
+ Misses       5043     5026      -17     
```


| [Impacted Files](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [src/transformers/tokenization\_marian.py](https://codecov.io/gh/huggingface/transformers/pull/5092/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy90b2tlbml6YXRpb25fbWFyaWFuLnB5) | `93.75% <100.00%> (+0.89%)` | :arrow_up: |
| [src/transformers/modeling\_tf\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/5092/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl91dGlscy5weQ==) | `87.42% <0.00%> (+0.15%)` | :arrow_up: |
| [src/transformers/file\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/5092/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9maWxlX3V0aWxzLnB5) | `75.40% <0.00%> (+0.40%)` | :arrow_up: |
| [src/transformers/modeling\_xlnet.py](https://codecov.io/gh/huggingface/transformers/pull/5092/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ194bG5ldC5weQ==) | `78.65% <0.00%> (+2.29%)` | :arrow_up: |

------

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> Powered by [Codecov](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=footer). Last update [20fa828...e30eaf5](https://codecov.io/gh/huggingface/transformers/pull/5092?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
