Strip rust binaries

[kenorb]

  1186371  25636 -rwxr-xr-x   1 root     root     26247264 Apr 16 02:03 /usr/local/bin/rg
  1186329  12824 -rw-r--r--   1 root     root     13131360 Dec  6 18:43 /usr/lib/x86_64-linux-gnu/librustc-0ede43b054db7feb.so
  1186341  44824 -rw-r--r--   1 root     root     45897288 Dec  6 18:43 /usr/lib/x86_64-linux-gnu/librustc_llvm-c810b4d036702e9c.so
  1186303  12508 -rw-r--r--   1 root     root     12805996 Dec  6 18:43 /usr/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-aa7160402d58060f.rlib
  1186250  17752 -rw-r--r--   1 root     root     18175274 Dec  6 18:43 /usr/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-32a8ebcdac5c29b9.rlib

To remove debug symbols and therefore reduce the file size, run strip on the binary.