[v0.10.x] Port ci from v0.x

[barry-jin]

Description

(Brief description on what this PR is about)

Checklist

Essentials

• [x] PR's title starts with a category (e.g. [BUGFIX], [MODEL], [TUTORIAL], [FEATURE], [DOC], etc)
• [x] Changes are complete (i.e. I finished coding on this PR)
• [x] All changes have test coverage
• [x] Code is well-documented

Changes

• [ ] Feature1, tests, (and when applicable, API doc)
• [ ] Feature2, tests, (and when applicable, API doc)

Comments

• If this change is a backward incompatible change, why must this change be made.
• Interesting edge cases to note here

cc @dmlc/gluon-nlp-team

[codecov[bot]]

Codecov Report

Merging #1566 (5586091) into v0.10.x (eed42b4) will decrease coverage by 0.36%. The diff coverage is n/a.

@@             Coverage Diff             @@
##           v0.10.x    #1566      +/-   ##
===========================================
- Coverage    33.43%   33.06%   -0.37%     
===========================================
  Files          155      155              
  Lines        15213    15213              
===========================================
- Hits          5086     5030      -56     
- Misses       10127    10183      +56     

Impacted Files	Coverage Δ
setup.py	0.00% <ø> (ø)
src/gluonnlp/model/train/language_model.py	51.15% <0.00%> (-20.74%)	:arrow_down:
src/gluonnlp/model/language_model.py	75.67% <0.00%> (-5.41%)	:arrow_down:
src/gluonnlp/model/sampled_block.py	87.96% <0.00%> (-2.78%)	:arrow_down:

[github-actions[bot]]

The documentation website for preview: http://gluon-nlp-staging.s3-accelerate.dualstack.amazonaws.com/PR1566/55860919261079c5a79e4e9de5c1c6d168865ce5/index.html