Added GtestMissingError exceptions for tests

src/TNL/Exceptions/CudaBadAlloc.h

src/TNL/Exceptions/CudaRuntimeError.h

src/TNL/Exceptions/CudaSupportMissing.h

src/UnitTests/FileTest.h

src/UnitTests/GtestMissingError.h

src/UnitTests/ListTest.cpp

src/UnitTests/Matrices/SparseMatrixCopyTest.h

src/UnitTests/ObjectTest.cpp

src/UnitTests/StringTest.cpp

src/UnitTests/UniquePointerTest.cpp