Remove get_export_vex_url func from Package model

Signed-off-by: ziadhany <[email protected]>

Author: ziadhany

component_catalog/models.py

@@ -1917,8 +1917,6 @@ def get_export_spdx_url(self):
     def get_export_cyclonedx_url(self):
         return self.get_url("export_cyclonedx")
 
-    def get_export_vex_url(self):
-        return self.get_url("export_vex")
 
     @classmethod
     def get_identifier_fields(cls):