[Bug]: Edgecolor doesn't work with pcolormesh #21825

Bug summary

Edgecolor isn't shown in pcolomesh with matplotlib (3.5.0). It works in 3.2.2.

Code for reproduction

import matplotlib.pyplot as plt 
import numpy as np
Z = np.random.rand(5, 5) 
plt.pcolormesh(Z, cmap='viridis', fc='none', edgecolor='face', lw=5)

Actual outcome

Expected outcome

Additional information

No response

Operating system

Ubuntu

Matplotlib Version

3.5.0

Matplotlib Backend

QtAgg

Python version

3.8.12

Jupyter version

No response

Installation

conda