Merge rdsn and Pegasus

[acelyc111]

Although rdsn and Pegasus have been merged to one repo, there are still many work left to do:

• [x] unify th clang-format tools
• [x] remove run.sh in rdsn
• [x] unify the workflows
• [x] unify the CMakelists.txt
• [x] Unify build and test shell scripts to run.sh
• [x] Move some common files out of rdsn directory
• [x] reduce rebuilding time cost
• [x] Unify the cmake of rdsn and pegasus