Validation errors in group settings are shown in every section

Summary

When editing the group settings leads to validation errors, the error message is duplicated into each section of the settings page.

Steps to reproduce

• go to group settings
• enter invalid name (for example (old))
• submit
• expand all sections

What is the current bug behavior?

validation error is duplicated:

group-settings-validation-errors

What is the expected correct behavior?

validation errors are only shown where they occur