Merge pull request #393 from rspec/cleanup

Remove unneeded public/private declarations

Author: JonRowe

lib/rspec/support/encoded_string.rb

@@ -117,8 +117,6 @@ def matching_encoding(string)
           encode_no_converter(string.dup.force_encoding(@encoding))
         end
 
-        private
-
         # On Ruby 2.7.0 keyword arguments mixed with conventional cause a warning to
         # be issued requiring us to be explicit by using a ** to pass the hash as
         # keyword arguments. Any keyword argument supporting Ruby supports this.
@@ -144,8 +142,6 @@ def encode_no_converter(string)
           end
         end
 
-        public
-
         # Prevents raising ArgumentError
         if String.method_defined?(:scrub)
           # https://github.com/ruby/ruby/blob/eeb05e8c11/doc/NEWS-2.1.0#L120-L123