Merge pull request #20693 from Homebrew/pathname-sig

extend/pathname: fix signature of `install_metafiles`

Author: ZhongRuoyu

Library/Homebrew/extend/pathname.rb

@@ -351,7 +351,7 @@ def write_jar_script(target_jar, script_name, java_opts = "", java_version: nil)
     EOS
   end
 
-  sig { params(from: Pathname).void }
+  sig { params(from: T.any(String, Pathname)).void }
   def install_metafiles(from = Pathname.pwd)
     require "metafiles"