[rust] Revert condition checking driver version

rust/src/lib.rs

@@ -527,7 +527,7 @@ pub trait SeleniumManager {
         }
 
         // Discover proper driver version
-        if driver_in_path_version.is_none() && self.get_driver_version().is_empty() {
+        if self.get_driver_version().is_empty() {
             match self.discover_driver_version() {
                 Ok(driver_version) => {
                     self.set_driver_version(driver_version);