input: Write a function to create a bar chart using Matplotlib that displays the top 5 most popular programming languages based on given x_values and y_values. The function should take the x_values and y_values as input and display the bar chart with appropriate labels and title.
  
  assert visualization(["Python", "Java", "C++", "Javascript", "C#"], [45, 25, 15, 10, 5])==None
  assert visualization(["C", "Go", "Ruby", "Swift", "Kotlin"], [30, 15, 20, 25, 10])==None
output: def visualization(x_values, y_values):
      import matplotlib.pyplot as plt
      plt.bar(x_values[:5], y_values[:5])
      plt.xlabel('Programming Languages')
      plt.ylabel('Popularity')
      plt.title('Top 5 Most Popular Programming Languages')
      plt.show()