Ignore nonexistent dirs and files when use rm command

[leoluan2009]

Problem description

Ignore nonexistent dirs and files when use rm command in setup-centos7.sh:

velox/scripts/setup-centos7.sh

Line 169 in 1788fc2

sudo rm -r /tmp/velox-deps/boost/ /usr/local/include/boost/ /usr/local/lib/cmake/Boost-1.72.0/

System information

Velox System Info v0.0.2
Commit: 1788fc2
CMake Version: 3.17.5
System: Linux-5.4.119-19.0009.37
Arch: x86_64
C++ Compiler: /opt/rh/devtoolset-9/root/usr/bin/c++
C++ Compiler Version: 9.3.1
C Compiler: /opt/rh/devtoolset-9/root/usr/bin/cc
C Compiler Version: 9.3.1
CMake Prefix Path: /usr/local;/usr;/;/usr;/usr/local;/usr/X11R6;/usr/pkg;/opt

CMake log

No response

[zhouyuan]

@leoluan2009 thanks for reporting, will fix this in next rebase.

thanks,
-yuan