MDClient: Keep error and RBAC data when handling responses

[frankosterfeld]

Make sure all data (notably the error message) is kept when reading responses.

[codecov]

Codecov Report

Attention: 7 lines in your changes are missing coverage. Please review.

Comparison is base (be867a6) 56.01% compared to head (e58208a) 56.09%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #326      +/-   ##
==========================================
+ Coverage   56.01%   56.09%   +0.08%     
==========================================
  Files          70       70              
  Lines        7404     7402       -2     
  Branches     2726     2723       -3     
==========================================
+ Hits         4147     4152       +5     
+ Misses       1489     1488       -1     
+ Partials     1768     1762       -6     

Files	Coverage Δ
src/client/include/Client.hpp	42.69% <63.15%> (+0.32%)	⬆️

... and 2 files with indirect coverage changes

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[sonarcloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

60.0% Coverage
0.0% Duplication

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