DOC-4619 test codeblock format fix 2

Author: jbondpdx

source/puppet/latest/types/file.md

@@ -183,9 +183,9 @@ masters.
   that sufficient disk space is available for the file backups. Generally, you
   can implement this using one of the following two options:
   - Use a `find` command and `crontab` entry to retain only the last X days
-  of file backups. For example,
+  of file backups. For example:
 
-    ```shell script
+    ```
     find /opt/puppetlabs/server/data/puppetserver/bucket -type f -mtime +45 -atime +45
     -print0 | xargs -0 rm
     ```