Rename GitLab.com to GitLab SaaS on settings page

Also other minor fixes.

doc/api/index.md

@@ -492,7 +492,7 @@ curl --request PUT --header "PRIVATE-TOKEN: <your_access_token>" "https://gitlab
 response. They have `rel` set to `prev`, `next`, `first`, or `last` and contain
 the relevant URL. Be sure to use these links instead of generating your own URLs.
 
-For GitLab.com users, [some pagination headers may not be returned](../user/gitlab_com/index.md#pagination-response-headers).
+For GitLab SaaS users, [some pagination headers may not be returned](../user/gitlab_com/index.md#pagination-response-headers).
 
 In the following cURL example, we limit the output to three items per page
 (`per_page=3`) and we request the second page (`page=2`) of [comments](notes.md)
@@ -836,7 +836,7 @@ languages. For a complete list, visit the [GitLab website](https://about.gitlab.
 For administrator documentation on rate limit settings, see
 [Rate limits](../security/rate_limits.md). To find the settings that are
 specifically used by GitLab.com, see
-[GitLab.com-specific rate limits](../user/gitlab_com/index.md#gitlabcom-specific-rate-limits).
+[GitLab SaaS-specific rate limits](../user/gitlab_com/index.md#gitlab-saas-specific-rate-limits).
 
 ## Content type
 

doc/development/packages.md

@@ -230,7 +230,7 @@ in your local development environment.
 #### File size limits
 
 Files uploaded to the GitLab Package Registry are [limited by format](../administration/instance_limits.md#package-registry-limits).
-On GitLab.com, these are typically set to 5GB to help prevent timeout issues and abuse.
+On GitLab SaaS, these are typically set to 5GB to help prevent timeout issues and abuse.
 
 When a new package type is added to the `Packages::Package` model, a size limit must be added
 similar to [this example](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/52639/diffs#382f879fb09b0212e3cedd99e6c46e2083867216),
@@ -238,10 +238,10 @@ or the [related test](https://gitlab.com/gitlab-org/gitlab/-/blob/fe4ba437667813
 must be updated if file size limits do not apply. The only reason a size limit does not apply is if
 the package format does not upload and store package files.
 
-#### Rate Limits on GitLab.com
+#### Rate Limits on GitLab SaaS
 
 Package manager clients can make rapid requests that exceed the
-[GitLab.com standard API rate limits](../user/gitlab_com/index.md#gitlabcom-specific-rate-limits).
+[GitLab SaaS standard API rate limits](../user/gitlab_com/index.md#gitlab-saas-specific-rate-limits).
 This results in a `429 Too Many Requests` error.
 
 We have opened a set of paths to allow higher rate limits. Unless it is not possible,

doc/security/rate_limits.md

@@ -9,7 +9,7 @@ type: reference, howto
 
 NOTE:
 For GitLab.com, please see
-[GitLab.com-specific rate limits](../user/gitlab_com/index.md#gitlabcom-specific-rate-limits).
+[GitLab SaaS-specific rate limits](../user/gitlab_com/index.md#gitlab-saas-specific-rate-limits).
 
 Rate limiting is a common technique used to improve the security and durability
 of a web application.