Remove the ability to reference services via strings

[Baptouuuu]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 93.33333% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 94.58%. Comparing base (53d242d) to head (5d040ad).
⚠️ Report is 2 commits behind head on develop.

Files with missing lines	Patch %	Lines
src/Http/Service.php	0.00%	2 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##             develop      #11      +/-   ##
=============================================
- Coverage      94.59%   94.58%   -0.01%     
  Complexity       100      100              
=============================================
  Files             15       15              
  Lines           1184     1182       -2     
=============================================
- Hits            1120     1118       -2     
  Misses            64       64              

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