[OMPD] Remove deprecated/unused module that is causing error (#127434) (#129999)

Fixes https://github.com/llvm/llvm-project/issues/127434

GitOrigin-RevId: 9501275a351063a55b6a0e017d3630a26c0d9da9
diff --git a/libompd/gdb-plugin/ompd/ompd_handles.py b/libompd/gdb-plugin/ompd/ompd_handles.py
index 1929a92..da97a40 100644
--- a/libompd/gdb-plugin/ompd/ompd_handles.py
+++ b/libompd/gdb-plugin/ompd/ompd_handles.py
@@ -1,5 +1,4 @@
 import ompdModule
-import imp
 
 
 class ompd_parallel(object):