Fix broken symlink caused by exec module rename

svn path=/main/trunk/; revision=5788

diff --git a/pym/portage_exec.py b/pym/portage_exec.py
index 3a56f3dbc3b71ef880d0e8f14057f2d8439bb04d..1149d2f8c12f74eddf66128bd375dffea3a7b09d 120000 (symlink)
--- a/pym/portage_exec.py
+++ b/pym/portage_exec.py
@@ -1 +1 @@
-portage/exec.py
\ No newline at end of file
+portage/process.py
\ No newline at end of file