Add beir-flat-wp (word piece) tests

[amyxie361]

add arguana yaml and template

[codecov-commenter]

Codecov Report

Merging #1880 (4200711) into master (2c70ebc) will not change coverage.
The diff coverage is n/a.

❗ Current head 4200711 differs from pull request most recent head 0f571a5. Consider uploading reports for the commit 0f571a5 to get more accurate results

@@            Coverage Diff            @@
##             master    #1880   +/-   ##
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  Coverage     57.74%   57.74%           
  Complexity     1058     1058           
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  Files           179      179           
  Lines         10301    10301           
  Branches       1417     1417           
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  Hits           5948     5948           
  Misses         3852     3852           
  Partials        501      501           

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[lintool]

lgtm

[lintool]

Also remember to update README.md.

[amyxie361]

@lintool
Hi Jimmy, I uploaded the yaml and template for all the datasets, all python script passes the test. Could you double check and I will merge these changes.
One question: do I have to commit the auto-generated .md files?
For README.md, I will add in a separate PR.

Best,
Yuqing

[lintool]

Yes, please check in the auto-generated .md files also.