Updated Selenium Python versions to latest

As I did not keep up with the selenium version over the summer going to test from 4.21.0 to latest (4.24.0)

Author: emanlove

.github/workflows/CI.yml

@@ -11,7 +11,7 @@ jobs:
       matrix:
         python-version: [3.8, 3.12]  # pypy-3.9
         rf-version: [6.1.1, 7.0.1]
-        selenium-version: [4.20.0, 4.21.0]
+        selenium-version: [4.21.0, 4.22.0, 4.23.1, 4.24.0]
         browser: [firefox, chrome, headlesschrome]  #edge
 
     steps: