input: Write a python function to plot a histogram from a given list of data using matplotlib.
  assert plot_histogram([1, 2, 2, 3, 3, 3, 4, 4, 4, 4])==None
  assert plot_histogram([5, 5, 5, 5, 5, 6, 6, 7, 8, 8, 9, 10])==None
  assert plot_histogram([10, 20, 20, 30, 30, 30, 40, 40, 40, 40, 50])==None
output: def plot_histogram(data):
      import matplotlib.pyplot as plt
      
      plt.hist(data, bins='auto', edgecolor='black')
      plt.xlabel('Value')
      plt.ylabel('Frequency')
      plt.title('Histogram')
      plt.show()