Add BlueViolet for hebdomadaire check

Check.pm

@@ -83,6 +83,8 @@ sub action
         # Color for age
         if ( $lastAge < 1.1 ) {
             $lastAgeColor = "MediumSeaGreen";
+        } elsif ( $lastAge < 2.1 ) {
+          $lastAgeColor = "BlueViolet";
         } else {
           $lastAgeColor = "Tomato";
         }