Fix broken test ClusteringTests.KShapeFloat

[marregui]

17/211 Test  #17: ClusteringTests.KShapeFloat ......................................***Failed   18.88 sec
Running main() from C:\dev\vcpkg\buildtrees\gtest\src\ase-1.10.0-9cde347ce0.clean\googletest\src\gtest_main.cc
Note: Google Test filter = ClusteringTests.KShapeFloat
[==========] Running 1 test from 1 test suite.
[----------] Global test environment set-up.
[----------] 1 test from ClusteringTests
[ RUN      ] ClusteringTests.KShapeFloat
←[32m[----------]←[0m CPU backend, device: Intel CPU
[----------] CUDA backend, device: GeForce_RTX_2060
←[32m[----------]←[0m OPENCL backend, device: GeForce_RTX_2060
←[32m[----------]←[0m OPENCL backend, device: Intel(R)_UHD_Graphics
unknown file: error: C++ exception with description "ArrayFire Exception (Internal error:998):
OpenCL Error (-59): Invalid Operation when calling clEnqueueMapBuffer
In function class af::array __cdecl af::matmul(const class af::array &,const class af::array &,const af_mat_prop,const af_mat_prop)
In file src\api\cpp\blas.cpp:20" thrown in the test body.
[  FAILED  ] ClusteringTests.KShapeFloat (18594 ms)
[----------] 1 test from ClusteringTests (18594 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test suite ran. (18594 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] ClusteringTests.KShapeFloat

 1 FAILED TEST