Allow URLs that start with "view-source:"

Author: mdmintz

seleniumbase/fixtures/base_case.py

@@ -10339,6 +10339,7 @@ def __looks_like_a_page_url(self, url):
             or url.startswith("file:")
             or url.startswith("edge:")
             or url.startswith("opera:")
+            or url.startswith("view-source:")
         ):
             return True
         else: