input: Write a python function to create a bar chart using matplotlib and Streamlit.
  assert create_bar_chart('A,B,C,D', '10,20,30,40') == None
  assert create_bar_chart('Apple,Banana,Cherry,Date', '5,15,25,35') == None
  assert create_bar_chart('X,Y,Z', '7,14,21') == None
output: import matplotlib.pyplot as plt
  import streamlit as st
  
  def create_bar_chart(labels: str, values: str) -> None:
      labels_list = labels.split(',')
      values_list = list(map(int, values.split(',')))
  
      plt.bar(labels_list, values_list)
      plt.xlabel('Categories')
      plt.ylabel('Values')
      plt.title('Bar Chart')
  
      st.pyplot(plt)
      plt.close()