More cppcheck error removals

applications/groupview/src/main.cpp

applications/reconstruct/include/ftl/cuda_matrix_util.hpp

applications/reconstruct/src/dibr.cu

components/codecs/src/nvpipe_encoder.cpp

components/common/cpp/src/configuration.cpp

components/common/cpp/src/uri.cpp

components/rgbd-sources/src/snapshot.cpp

components/rgbd-sources/test/channel_unit.cpp

components/rgbd-sources/test/source_unit.cpp