Clean up fakeldap logging

The log strings in fakeldap were marked for translation and had
FakeLdap in each string. Let's save the translators' time and not
mark test strings for translation, and "fakeldap" is already in the
log message because of the formatter.

Change-Id: Ib1e4bf21ffb7a9e1d96c9465ebf0b00ae44881ee
Merge "Clean up fakeldap logging"