Fixing data type in inline schema for inline function example (#1130)

Signed-off-by: fjtirado <ftirados@redhat.com>
Co-authored-by: Charles d'Avernas <charles.davernas@neuroglia.io>

Author: fjtirado

examples/call-custom-function-inline.yaml

@@ -12,7 +12,7 @@ use:
             type: object
             properties:
               petId:
-                type: string
+                type: integer
             required: [ petId ]
       call: http
       with: