Add -r option when removing egg-info files/folders

We are hitting this error:
+ tools/fixup_stuff.sh:fixup_ubuntu:82 :
    sudo rm -f /usr/lib/python3/dist-packages/httplib2-0.11.3.egg-info
rm: cannot remove
    '/usr/lib/python3/dist-packages/httplib2-0.11.3.egg-info': Is a directory

This patch adds the -r option to allow removing folders.

Change-Id: Ib7bb8b0a3dcf747bcc06da1a2fb17fa9d8808484

Author: ccamacho

tools/fixup_stuff.sh

@@ -79,9 +79,9 @@ function fixup_ubuntu {
     # manifest of what to remove.  However, in most cases, simply
     # overwriting works.  So this hacks around those packages that
     # have been dragged in by some other system dependency
-    sudo rm -f /usr/lib/python3/dist-packages/httplib2-*.egg-info
-    sudo rm -f /usr/lib/python3/dist-packages/pyasn1_modules-*.egg-info
-    sudo rm -f /usr/lib/python3/dist-packages/PyYAML-*.egg-info
+    sudo rm -rf /usr/lib/python3/dist-packages/httplib2-*.egg-info
+    sudo rm -rf /usr/lib/python3/dist-packages/pyasn1_modules-*.egg-info
+    sudo rm -rf /usr/lib/python3/dist-packages/PyYAML-*.egg-info
 }
 
 # Python Packages