Correct the __pycache__ folder

Remove the __pycache__ in the folder libexec/rocm_smi

Change-Id: I0ad505ff7e7368d5fe86e1eee12080039edc7111

DEBIAN/prerm.in

@@ -12,7 +12,7 @@ rm_ldconfig() {
 
 rm_pyc() {
  # remove pyc file generated by python
- rm -rf @CPACK_PACKAGING_INSTALL_PREFIX@/rocm_smi/bin/__pycache__
+ rm -rf @CPACK_PACKAGING_INSTALL_PREFIX@/libexec/rocm_smi/__pycache__
 }
 
 case "$1" in