docs(tilt.md): add note about potential gRPC upgrade issue when using tilt up command

[kaovilai]

Signed-off-by: Tiger Kaovilai [email protected]

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Fixes #(issue)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.72%. Comparing base (0c4055c) to head (0a3d81c).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8862   +/-   ##
=======================================
  Coverage   59.72%   59.72%           
=======================================
  Files         381      381           
  Lines       43889    43889           
=======================================
  Hits        26213    26213           
  Misses      16130    16130           
  Partials     1546     1546           

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