Update salesforce.mdx (#406)

Author: Paul-Cornell

snippets/general-shared-text/salesforce.mdx

@@ -39,8 +39,7 @@
   ```
 
   To ensure maximum compatibility across Unstructured service offerings, you should give the private key information to Unstructured as 
-  a single-line string that contains the contents of the downloaded private key file (and not the prviate key file itself). 
-  This single-line string begins with `—–BEGIN RSA PRIVATE KEY—–` and ends with `—–END RSA PRIVATE KEY—–`. 
+  a single-line string that contains the contents of the downloaded private key file (and not the prviate key file itself).  
   To print this single-line string without line breaks, suitable for copying, you can run one of the following commands from your Terminal or Command Prompt. 
   In this command, replace `<path-to-downloaded-key-file>` with the path to the private key file that you generated by following the preceding instructions.