Changes to Delete contexts

added the pattern ^[a-z0-9]{9}$ to the path request parameter projectId

the response property response/errors/items/details became nullable for the status 400

the response property response/errors/items/details became nullable for the status 401

the response property response/errors/items/details became nullable for the status 429

the response property response/errors/items/details became nullable for the status 500

the response property response/errors/items/key became nullable for the status 400

the response property response/errors/items/key became nullable for the status 401

the response property response/errors/items/key became nullable for the status 429

the response property response/errors/items/key became nullable for the status 500

the response/data/processUid response's property format changed from uuid to no format for status 200

for the path request parameter projectId, the format was generalized from uuid to no format

the response/data/processUid response's property pattern ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$ was added for the status 200

endpoint added