Updated Chrome Driver to latest stable version (2.32 to 2.42) in env-example (#1813)

env-example

@@ -125,7 +125,7 @@ WORKSPACE_INSTALL_LIBPNG=false
 WORKSPACE_INSTALL_IONCUBE=false
 WORKSPACE_PUID=1000
 WORKSPACE_PGID=1000
-WORKSPACE_CHROME_DRIVER_VERSION=2.32
+WORKSPACE_CHROME_DRIVER_VERSION=2.42
 WORKSPACE_TIMEZONE=UTC
 WORKSPACE_SSH_PORT=2222