RFR(XS): 8232713: Update BCEL version to 6.3.1 in license file

[Joe Wang]

+1. Thanks Aleksei!

-Joe

On 10/21/19 6:09 AM, Aleks Efimov wrote:
> Hi,
>
> The BCEL version has been updated to 6.3.1 by JDK-8224157 [1]. The 
> BCEL license file needs to be updated to include the correct version.
>
> Webrev: http://cr.openjdk.java.net/~aefimov/8232713/00
>
> JBS: https://bugs.openjdk.java.net/browse/JDK-8232713
>
>
> With Best Regards,
> Aleksei
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8224157