Update version for ligpng

Author: mc-nv

CMakeLists.txt

@@ -263,7 +263,7 @@ if (${TRITON_PYTORCH_DOCKER_BUILD})
     COMMAND docker cp -L pytorch_backend_ptlib:/usr/local/${LIB_DIR}/libopencv_calib3d.so libopencv_calib3d.so
     COMMAND docker cp -L pytorch_backend_ptlib:/usr/local/${LIB_DIR}/libopencv_features2d.so libopencv_features2d.so
     COMMAND docker cp -L pytorch_backend_ptlib:/usr/local/${LIB_DIR}/libopencv_flann.so libopencv_flann.so
-    COMMAND /bin/sh -c "docker cp pytorch_backend_ptlib:$<IF:$<BOOL:${RHEL_BUILD}>,/usr/lib64/libpng16.so.16.34.0,/usr/lib/${LIBS_ARCH}-linux-gnu/libpng16.so.16.37.0> libpng16.so"
+    COMMAND /bin/sh -c "docker cp pytorch_backend_ptlib:$<IF:$<BOOL:${RHEL_BUILD}>,/usr/lib64/libpng16.so.16.34.0,/usr/lib/${LIBS_ARCH}-linux-gnu/libpng16.so.16.43.0> libpng16.so"
     COMMAND /bin/sh -c "docker cp pytorch_backend_ptlib:$<IF:$<BOOL:${RHEL_BUILD}>,/usr/lib64/libjpeg.so.62.2.0,/usr/lib/${LIBS_ARCH}-linux-gnu/libjpeg.so.8.2.2> libjpeg.so"
     COMMAND /bin/sh -c "if [ -f libmkl_def.so.1 ]; then patchelf --add-needed libmkl_gnu_thread.so.1 libmkl_def.so.1; fi"
     COMMAND /bin/sh -c "if [ -f libmkl_def.so.1 ]; then patchelf --add-needed libmkl_core.so.1 libmkl_def.so.1; fi"