message: [Azure Search] Fixed incorrectly-cased path in Readme.md
  I ran the AutoRest validator on Windows, where the file system is case-
  insensitive, but when running AutoRest to generate code it fails because
  GitHub is case-sensitive. Blarg.
diff: @@ -33,7 +33,7 @@ These settings apply only when `--tag=package-2017-11-preview` is specified on t
  ``` yaml $(tag) == 'package-2017-11-preview'
  input-file:
  -- preview/2017-11-11-Preview/searchindex.json
  +- preview/2017-11-11-preview/searchindex.json
  ```
  ### Tag: package-2017-11
  