revert change to pathing

Author: jplindquist

lib/puppet/provider/vcsrepo/git.rb

@@ -535,7 +535,7 @@ def tags
   def set_excludes
     # Excludes may be an Array or a String.
     at_path do
-      File.open(File.join(@resource.value(:path), '.git/info/exclude'), 'w') do |f|
+      File.open('.git/info/exclude', 'w') do |f|
         if @resource.value(:excludes).respond_to?(:each)
           @resource.value(:excludes).each { |ex| f.puts ex }
         else