Remove needless sentence

The previous sentence already says params default to attrs

doc/Type/IO/Handle.pod6

@@ -22,9 +22,8 @@ of L«C<:$chomp>|/type/IO::Handle#method_chomp»,
 L«C<:$nl-in>|/type/IO::Handle#method_nl-in»,
 L«C<:$nl-out>|/type/IO::Handle#method_nl-out», and
 L«C<:$enc>|/type/IO::Handle#method_encoding». The values for parameters default
-to the invocant attributes and if any of them are provided, the attributes will
-be updated to the new values. The values of attributes will be used if the
-arguments are not provided. Specify C<:$bin> set to C<True> instead of
+to the invocant's attributes and if any of them are provided, the attributes will
+be updated to the new values. Specify C<:$bin> set to C<True> instead of
 C<:$enc> to indicate the handle should be opened in binary mode. Specifying
 undefined value as C<:$enc> is equivalent to not specifying C<:$enc> at all.
 Specifying both a defined encoding as C<:$enc> and C<:$bin> set to true will