docs: improve requiredStatusChecks documentation (#9208)

docs/usage/configuration-options.md

@@ -1969,8 +1969,9 @@ The field supports multiple URLs however it is datasource-dependent on whether o
 
 Currently Renovate's default behavior is to only automerge if every status check has succeeded.
 
-Setting this option to `null` means that Renovate will ignore all status checks.
-You need to set this if you don't have any status checks but still want Renovate to automerge PRs.
+Setting this option to `null` means that Renovate will ignore _all_ status checks.
+You can set this if you don't have any status checks but still want Renovate to automerge PRs.
+Beware: configuring Renovate to automerge without any tests can lead to broken builds on your default branch, please think again before enabling this!
 
 In future, this might be configurable to allow certain status checks to be ignored/required.
 See [issue 1853 at the Renovate repository](https://github.com/renovatebot/renovate/issues/1853) for more details.