typo fixes

Here are also some other areas that appear to need to be doubled checked 

Net/LDAP/Entry.pod
144:   default: name name;en-us jpeg;binary
144: name name -> ?

Net/LDAP/Filter.pod
35: The next call to ber will return this filter encoded.
35: ber -> ?

Net/LDAP/RFC.pod
495: priori indication of whether the attendee will be free to
494: priori -> ?