Fix audit log issues:

- Use store name as label for repository related changes if no explicit labels are set.
- Introduce 'ignore' flag
- Fix missing call to store
- Create audit logs for permissions
- Set flex attributes for input field to use full available space

Co-authored-by: René Pfeuffer <rene.pfeuffer@cloudogu.com>
Co-authored-by: Konstantin Schaper <konstantin.schaper@cloudogu.com>

scm-dao-xml/src/main/java/sonia/scm/group/xml/XmlGroupDatabase.java

@@ -24,6 +24,7 @@
 
 package sonia.scm.group.xml;
 
+import sonia.scm.auditlog.AuditEntry;
 import sonia.scm.group.Group;
 import sonia.scm.xml.XmlDatabase;
 
@@ -40,6 +41,7 @@ import java.util.TreeMap;
  *
  * @author Sebastian Sdorra
  */
+@AuditEntry(ignore = true)
 @XmlRootElement(name = "group-db")
 @XmlAccessorType(XmlAccessType.FIELD)
 public class XmlGroupDatabase implements XmlDatabase<Group>