message: fix cast in text detection sample
diff: @@ -214,8 +214,8 @@ def main():
  0.5, (255, 0, 0))
  for j in range(4):
  - p1 = (vertices[j][0], vertices[j][1])
  - p2 = (vertices[(j + 1) % 4][0], vertices[(j + 1) % 4][1])
  + p1 = (int(vertices[j][0]), int(vertices[j][1]))
  + p2 = (int(vertices[(j + 1) % 4][0]), int(vertices[(j + 1) % 4][1]))
  cv.line(frame, p1, p2, (0, 255, 0), 1)
  # Put efficiency information
  