Fix wrong instruction in sample.md

[TKONIY]

Delete the "{}" which makes the ip unable to identified

Description

-target:{127.0.0.1} will result in error.

Testing

None

Documentation

Modified the sample.md

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 86.77%. Comparing base (ad4a32e) to head (f8777f1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4792      +/-   ##
==========================================
+ Coverage   85.95%   86.77%   +0.81%     
==========================================
  Files          56       56              
  Lines       17400    17400              
==========================================
+ Hits        14956    15098     +142     
+ Misses       2444     2302     -142     

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[TKONIY]

Hi @nibanks, do you know how to fix this CI error?

[nibanks]

Hi @nibanks, do you know how to fix this CI error?

Don't worry about it. We've got a few small things we need to address.