Add more logic to finding the first point

[HarelM]

• Fixes Wrong place for POI of Q relation #33

[codecov]

Codecov Report

Attention: Patch coverage is 97.64706% with 2 lines in your changes missing coverage. Please review.

Project coverage is 98.37%. Comparing base (e73799a) to head (4e48399).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
.../main/java/il/org/osm/israelhiking/LineMerger.java	97.56%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #35      +/-   ##
============================================
- Coverage     98.51%   98.37%   -0.14%     
- Complexity      205      234      +29     
============================================
  Files             8        9       +1     
  Lines           606      677      +71     
  Branches        106      116      +10     
============================================
+ Hits            597      666      +69     
  Misses            4        4              
- Partials          5        7       +2     

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[HarelM]

This is an overkill for this repo and is not needed at this point in time.
We can decide to use it in the future if need be.