Add more context for ray log template links

[jeevb]

Describe your changes

Adds support for {{ .rayClusterName }} and {{ .rayJobID }} template variables in Ray plugin log template links.

Check all the applicable boxes

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

Setup Process

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Note to reviewers

Related PRs

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (033276d) 59.81% compared to head (c3207b6) 61.64%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4416      +/-   ##
==========================================
+ Coverage   59.81%   61.64%   +1.82%     
==========================================
  Files         632      418     -214     
  Lines       53628    35192   -18436     
==========================================
- Hits        32076    21693   -10383     
+ Misses      19027    11805    -7222     
+ Partials     2525     1694     -831     

Flag	Coverage Δ
unittests	61.64% <100.00%> (+1.82%)	⬆️

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Files	Coverage Δ
flyteplugins/go/tasks/plugins/k8s/ray/ray.go	84.94% <100.00%> (+0.53%)	⬆️

... and 214 files with indirect coverage changes

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