fix #1046678: Attributes that are "Protecetd" (e.g. a group within the...

fix #1046678: Attributes that are "Protecetd" (e.g. a group within the attrTree) cannot be edited anymore (delete-protection was already inserted)
# Conflicts:
#	entity/AttributeRelation_entity/AttributeRelation_entity.aod

entity/AttributeRelation_entity/AttributeRelation_entity.aod

@@ -4,6 +4,7 @@
   <majorModelMode>DISTRIBUTED</majorModelMode>
   <documentation>%aditoprj%/entity/AttributeRelation_entity/documentation.adoc</documentation>
   <title>Attribute</title>
+  <grantUpdateProcess>%aditoprj%/entity/AttributeRelation_entity/grantUpdateProcess.js</grantUpdateProcess>
   <grantDeleteProcess>%aditoprj%/entity/AttributeRelation_entity/grantDeleteProcess.js</grantDeleteProcess>
   <titlePlural>Attributes</titlePlural>
   <recordContainer>jdito</recordContainer>

entity/AttributeRelation_entity/grantUpdateProcess.js

+import("system.result");
+import("system.vars");
+
+result.object(vars.get("$field.PROTECTED") != "true");
\ No newline at end of file