[Docs] Flytekit README link not working in the File an Issue section

[400Ping]

Tracking issue

Related to flyteorg/flyte#5894

Why are the changes needed?

The link here is not working, so I proposed this PR to change it.

What changes were proposed in this pull request?

Change the not working link to this

Setup process

Screenshots

Check all the applicable boxes

• I updated the documentation accordingly.
• All new and existing tests passed.
• All commits are signed-off.

Related PRs

flyteorg/flyte#5894

Docs link

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.62%. Comparing base (8017ae8) to head (4243ebe).
Report is 2 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2864       +/-   ##
===========================================
+ Coverage   45.55%   75.62%   +30.07%     
===========================================
  Files         196      196               
  Lines       20434    20434               
  Branches     2633     2633               
===========================================
+ Hits         9309    15454     +6145     
+ Misses      10676     4220     -6456     
- Partials      449      760      +311     

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