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Description
Provide a concise description of the bug

The recent update to correlation matrix resulted in a different display of correlation matrix when using seaborn as the backend

Expected Behavior
What did you expect to happen?

• Tiles in the heatmap (correlation matrix) should be square
• The heatmap should use the same color palette as the plotly version

Actual Behavior
What went wrong?

• The tiles are not square
• A different color palette is used
  

Context
What are you trying to accomplish?

Steps to Reproduce
Provide a minimally reproducible code example, if possible

import data_describe as dd

Possible Solution
Optional: suggest a solution

Your Environment

• data describe version:
• Python version:
• Operating System: