Update a ReadMe

Author: mdmintz

examples/example_logs/ReadMe.md

@@ -68,7 +68,7 @@ pytest test_suite.py --html=report.html
 pytest test_suite.py --dashboard --html=report.html
 ```
 
-<img src="https://seleniumbase.io/cdn/img/dash_report.jpg" alt="Dashboard Pytest HTML Report" title="Dashboard Pytest HTML Report" width="520" />
+<img src="https://seleniumbase.io/cdn/img/dash_report.png" alt="Dashboard Pytest HTML Report" title="Dashboard Pytest HTML Report" width="520" />
 
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