Add a multivalue example for static attributes plugin config

Signed-off-by: Ivan Kanakarakis <[email protected]>

Author: peppelinux

example/plugins/microservices/static_attributes.yaml.example

@@ -4,8 +4,10 @@ config:
     static_attributes:
         organisation: Example Org.
         schachomeorganization: example.com
-        schachomeorganizationtype: urn:schac:homeOrganizationType:eu:higherEducationInstitution
+        schachomeorganizationtype:
+        - "urn:schac:homeOrganizationType:eu:higherEducationInstitution"
+        - "urn:schac:homeOrganizationType:eu:educationInstitution"
         organizationname: Example Organization
         noreduorgacronym: EO
         countryname: SE
-        friendlycountryname: Sweden
+        friendlycountryname: Sweden