build(cpp sdk): do not extract path for interface target

[aceforeverd]

fixes the cmake configure error on cmake 3.18 from #2642

CMake Error at src/sdk/CMakeLists.txt:302 (get_property):
  INTERFACE_LIBRARY targets may only have whitelisted properties.  The
  property "LOCATION" is not allowed.

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +38.22 🎉

Comparison is base (4b88184) 37.27% compared to head (7eef408) 75.49%.

Additional details and impacted files

@@              Coverage Diff              @@
##               main    #3332       +/-   ##
=============================================
+ Coverage     37.27%   75.49%   +38.22%     
  Complexity      414      414               
=============================================
  Files           177      693      +516     
  Lines         10238   126076   +115838     
  Branches       1189     1189               
=============================================
+ Hits           3816    95186    +91370     
- Misses         6181    30649    +24468     
  Partials        241      241               

see 516 files with indirect coverage changes

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