adapt ginkgo block preconditioner test

23 jobs for block-matrices in 8 minutes and 15 seconds (queued for 2 seconds)
Name Stage Failure
failed
clang_10.0_mpionly_eigen_petsc_trilinos Pretest
2 errors generated.
make[2]: *** [src/hyteg/CMakeFiles/hyteg.dir/primitivestorage/loadbalancing/DistributedBalancer.cpp.o] Error 1
src/hyteg/CMakeFiles/hyteg.dir/build.make:19003: recipe for target 'src/hyteg/CMakeFiles/hyteg.dir/primitivestorage/loadbalancing/DistributedBalancer.cpp.o' failed
CMakeFiles/Makefile2:17703: recipe for target 'src/hyteg/CMakeFiles/hyteg.dir/all' failed
make[1]: *** [src/hyteg/CMakeFiles/hyteg.dir/all] Error 2
make: *** [all] Error 2
Makefile:140: recipe for target 'all' failed
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1

failed
gcc_10_mpionly_dbg_sp Pretest
make[2]: *** [src/hyteg/CMakeFiles/hyteg.dir/build.make:18978: src/hyteg/CMakeFiles/hyteg.dir/primitivestorage/PrimitiveStorage.cpp.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [CMakeFiles/Makefile2:17436: src/hyteg/CMakeFiles/hyteg.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
[ 96%] Linking CXX static library libcore.a
[ 96%] Built target core
make: *** [Makefile:141: all] Error 2
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1