Fixing lint github action

[agunapal]

Description

Fix Lint Github action

Fixes #(issue)

ERROR: 1 dead links found!
[✖] https://github.com/pytorch/serve/blob/master/ts/metrics/metric_type_enums.py → Status: 404

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

Feature/Issue validation/testing

NA

Checklist:

• Did you have fun?
• Have you added tests that prove your fix is effective or that this feature works?
• Has code been commented, particularly in hard-to-understand areas?
• Have you made corresponding changes to the documentation?

[codecov]

Codecov Report

Merging #2003 (ad0a515) into master (1bcdca6) will not change coverage.
The diff coverage is n/a.

❗ Current head ad0a515 differs from pull request most recent head 46e2af4. Consider uploading reports for the commit 46e2af4 to get more accurate results

@@           Coverage Diff           @@
##           master    #2003   +/-   ##
=======================================
  Coverage   53.80%   53.80%           
=======================================
  Files          70       70           
  Lines        3169     3169           
  Branches       56       56           
=======================================
  Hits         1705     1705           
  Misses       1464     1464           

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