feat(content): update csv-upload.md

Author: JasonSooter

src/engage/profiles/csv-upload.md

@@ -1,6 +1,6 @@
 ---
 title: Add or Update Profiles and Traits with a CSV
-plan: engage-premier
+plan: engage-foundations
 ---
 You can use the Profiles CSV Uploader to add or update user profiles and traits. This page contains guidelines for your CSV upload and explains how to upload a CSV file to Engage.
 
@@ -86,4 +86,4 @@ The following table lists validation errors you may run into with your profiles
 | File contains a header with unallowed spaces             | This file contains leading, trailing or consecutive spaces. Remove leading, trailing or consecutive spaces, then try again.                                                                      |
 | File contains duplicate headers                          | This file contains duplicate header(s). Remove duplicate header(s), then try again.                                                                                                              |
 | File contains invalid characters                         | This file contains invalid character(s). Remove invalid character(s), then try again.                                                                                                            |
-| Unconfigured `anonymous_id` or missing Identifier column | This file is missing an identifier column and does not have `anonymous_id` configured. Add an identifier column or add `anonymous_id` in your identity resolution configuration, then try again. |
+| Unconfigured `anonymous_id` or missing Identifier column | This file is missing an identifier column and does not have `anonymous_id` configured. Add an identifier column or add `anonymous_id` in your identity resolution configuration, then try again. |