tweak version require

lib/Selenium/Client.pm

@@ -5,7 +5,8 @@ package Selenium::Client;
 use strict;
 use warnings;
 
-use v5.28;
+use 5.006;
+use v5.28.0;    # Before 5.006, v5.10.0 would not be understood.
 
 no warnings 'experimental';
 use feature qw/signatures/;