Do not update the uri.gem to 1.x

Because uri-1.x breaks ruby/spec on ruby < 3.4 like so:

1)
URI::Parser#parse raises errors on malformed URIs FAILED
Expected URI::InvalidURIError
but no exception was raised (#<URI::HTTP http://a_b/> was returned)
D:/a/rubyinstaller2/rubyinstaller2/ruby/spec/ruby/library/uri/shared/parse.rb:196:in `block (2 levels) in <top (required)>'
D:/a/rubyinstaller2/rubyinstaller2/ruby/spec/ruby/library/uri/parser/parse_spec.rb:5:in `<top (required)>'

Gemfile

@@ -5,3 +5,4 @@ gemspec
 
 gem "octokit"
 gem "win32-process"
+gem "uri", "~> 0.13"