Merge branch 'rewrite-script-updates' into FEATURE-BRANCH-rewrite-swi…

…tchover-preview

* rewrite-script-updates:
  remove newline
  remove "already modified" error
  rewrite - script tweaks to replace path and QoL branching
  tweaks to convert-go.sh (GoogleCloudPlatform#11762)

mmv1/provider/file_template.rb

@@ -36,13 +36,6 @@ class FileTemplate
     # Once the file's contents are written, set the proper [chmod] mode and
     # format the file with a language-appropriate formatter.
     def generate(pwd, template, path, provider)
-      # If we've modified a file since starting an MM run, it's a reasonable
-      # assumption that it was this run that modified it.
-      if File.exist?(path) && File.mtime(path) > @env[:start_time]
-        raise "#{path} was already modified during this run.. check to see if " \
-              'there is both a .go and .go.erb version of this file'
-      end
-
       # You're looking at some magic here!
       # This is how variables are made available in templates; we iterate
       # through each key:value pair in this object, and we set them