Add data to EventProperties

Signed-off-by: Francisco Javier Tirado Sarti <ftirados@redhat.com>

Author: fjtirado

schema/workflow.yaml

@@ -1292,6 +1292,12 @@ $defs:
           - title: ExpressionDataSchema
             $ref: '#/$defs/runtimeExpression'
             description: An expression based event data schema.
+      data:
+        title: EventData
+        description: Allow filtering by data content
+        oneOf:
+          - type: string
+          - type: object 
     additionalProperties: true
   eventConsumptionStrategy:
     type: object