message: Fix gRPC test to use EndVector without specifying the length.
diff: @@ -126,16 +126,16 @@ def run():
  Monster.MonsterStartInventoryVector(b, len(test_inventory))
  for i in range(0, len(test_inventory)):
  b.PrependByte(test_inventory[i])
  - inv = b.EndVector(len(test_inventory))
  + inv = b.EndVector()
  Monster.MonsterStartTest4Vector(b, 2)
  Test.CreateTest(b, 10, 20)
  Test.CreateTest(b, 30, 40)
  - test4 = b.EndVector(2)
  + test4 = b.EndVector()
  Monster.MonsterStartTestarrayofstringVector(b, 1)
  b.PrependUOffsetTRelative(test1)
  - test_array_of_string = b.EndVector(1)
  + test_array_of_string = b.EndVector()
  Monster.MonsterStart(b)
  