prefer multi over multi sub

Author: coke

doc/Type/IO/Handle.rakudoc

@@ -153,7 +153,7 @@ L«C<.lines>|/type/IO::Handle#routine_lines» methods.
 =head2 routine get
 
     method get(IO::Handle:D: --> Str:D)
-    multi sub get (IO::Handle $fh = $*ARGFILES --> Str:D)
+    multi  get (IO::Handle $fh = $*ARGFILES --> Str:D)
 
 Reads a single line of input from the handle, removing the trailing newline
 characters (as set by L«C<.nl-in>|/routine/nl-in») if the handle's C<.chomp>
@@ -179,7 +179,7 @@ say get;                   # Read one line from $*ARGFILES
 =head2 routine getc
 
     method getc(IO::Handle:D: --> Str:D)
-    multi sub getc (IO::Handle $fh = $*ARGFILES --> Str:D)
+    multi  getc (IO::Handle $fh = $*ARGFILES --> Str:D)
 
 Reads a single character from the input stream. Attempting to call this method
 when the handle is L<in binary mode|/type/IO::Handle#method_encoding> will
@@ -434,7 +434,7 @@ C<True> or fail with an exception if it's not possible.
 
 =head2 routine words
 
-    multi sub words(IO::Handle:D $fh = $*ARGFILES, $limit = Inf, :$close --> Seq:D)
+    multi        words(IO::Handle:D $fh = $*ARGFILES, $limit = Inf, :$close --> Seq:D)
     multi method words(IO::Handle:D: $limit = Inf, :$close --> Seq:D)
 
 Similar to L«C<Str.words>|/type/Str#routine_words», separates the handle's
@@ -760,7 +760,7 @@ say "foo".IO.open.Str; # OUTPUT: «foo␤»
 =head2 routine close
 
     method close(IO::Handle:D: --> Bool:D)
-    multi sub close(IO::Handle $fh)
+    multi  close(IO::Handle $fh)
 
 Closes an open filehandle, returning C<True> on success. No error is thrown if the
 filehandle is already closed, although if you close one of the standard