Revert "Log the credentials used to clear networks"

This is using the incorrect format and it's spewing errors everywhere.

This reverts commit 38156b7a2a23666b1908c5c97d210b3676c12090.

Change-Id: If3d32320eb707531b9b37324ddbebeeb62574041
Merge "Revert "Log the credentials used to clear networks""