Add line to doc listing reqd Sentry token scopes

Add a line to say that event:read and project:read are required.
project:read is not strictly required right now, but will be when
the project dropdown is released next month.

doc/user/permissions.md

@@ -61,6 +61,7 @@ The following table depicts the various user permission levels in a project.
 | Manage related issues **[STARTER]**   |         | ✓          | ✓           | ✓        | ✓      |
 | Lock issue discussions                |         | ✓          | ✓           | ✓        | ✓      |
 | Create issue from vulnerability **[ULTIMATE]** |         | ✓          | ✓           | ✓        | ✓      |
+| View Error Tracking list              |         | ✓          | ✓           | ✓        | ✓      |
 | Lock merge request discussions        |         |            | ✓           | ✓        | ✓      |
 | Create new environments               |         |            | ✓           | ✓        | ✓      |
 | Stop environments                     |         |            | ✓           | ✓        | ✓      |
@@ -101,6 +102,7 @@ The following table depicts the various user permission levels in a project.
 | Manage clusters                       |         |            |             | ✓        | ✓      |
 | Manage license policy **[ULTIMATE]**  |         |            |             | ✓        | ✓      |
 | Edit comments (posted by any user)    |         |            |             | ✓        | ✓      |
+| Manage Error Tracking                 |         |            |             | ✓        | ✓      |
 | Switch visibility level               |         |            |             |          | ✓      |
 | Transfer project to another namespace |         |            |             |          | ✓      |
 | Remove project                        |         |            |             |          | ✓      |

doc/user/project/operations/error_tracking.md

@@ -14,10 +14,14 @@ You may sign up to the cloud hosted <https://sentry.io> or deploy your own [on-p
 
 ### Enabling Sentry
 
+NOTE: **Note:**
+You will need at least Maintainer [permissions](../../permissions.md) to enable the Sentry integration.
+
 GitLab provides an easy way to connect Sentry to your project:
 
 1. Sign up to Sentry.io or [deploy your own](#deploying-sentry) Sentry instance.
 1. [Find or generate](https://docs.sentry.io/api/auth/) a Sentry auth token for your Sentry project.
+Make sure to give the token at least the following scopes: `event:read` and `project:read`.
 1. Navigate to your project’s **Settings > Operations** and provide the Sentry API URL and auth token.
 1. Ensure that the 'Active' checkbox is set.
 1. Click **Save changes** for the changes to take effect.
@@ -25,6 +29,9 @@ GitLab provides an easy way to connect Sentry to your project:
 
 ## Error Tracking List
 
+NOTE: **Note:**
+You will need at least Reporter [permissions](../../permissions.md) to view the Error Tracking list.
+
 The Error Tracking list may be found at **Operations > Error Tracking** in your project's sidebar.
 
 ![Error Tracking list](img/error_tracking_list.png)