(Debian packaging) remove unused lintian override

Author: rcsanchez97

debian/libmongoc-doc.lintian-overrides

@@ -1,4 +1,2 @@
 # Sphinx embeds jQuery
 libmongoc-doc: embedded-javascript-library
-# This man page shows some long URIs that we cannot linebreak
-libmongoc-doc: manpage-has-errors-from-man usr/share/man/man3/mongoc_uri_new_with_error.3.gz 77: warning [p 1, 6.2i]: cannot adjust line