fix: extra lines in inline recommendation

[grant0417]

Description of changes:
This resolves #445, currently additional lines are potentially being returned which breaks the inline recommendations. This PR uses a Regex to remove any additional content with the pattern of: {next_line_number}\s+.*

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[codecov-commenter]

Codecov Report

Attention: Patch coverage is 34.78261% with 45 lines in your changes missing coverage. Please review.

Project coverage is 12.52%. Comparing base (2bac442) to head (e6bfe16).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/figterm/src/inline/mod.rs	34.78%	44 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #446      +/-   ##
==========================================
+ Coverage   12.50%   12.52%   +0.02%     
==========================================
  Files        2235     2234       -1     
  Lines      190308   190381      +73     
  Branches   174896   174969      +73     
==========================================
+ Hits        23796    23850      +54     
- Misses     165307   165328      +21     
+ Partials     1205     1203       -2     

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