RFR: 8238373: Punctuation should be same in jlink help usage on Japanese language [v2]

[KIRIYAMA Takuya]

On Wed, 27 Apr 2022 16:42:23 GMT, Naoto Sato <naoto at openjdk.org> wrote:

> Looks fine to me. Nit: please modify the copyright years for `javap` properties files, as you modified the base (`javap.properties`) file.

I’m sorry for the late reply.  
Thank you for your advice. I modified the copyright years for all files.

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PR: https://git.openjdk.java.net/jdk/pull/8417