RFR: 7420: Update Japanese translation for rules [v2]

[mohno007]

On Fri, 21 Jan 2022 12:09:54 GMT, Marcus Hirt <hirt at openjdk.org> wrote:

>> mohno007 has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update copyright year
>
> core/org.openjdk.jmc.flightrecorder.rules.jdk/src/main/resources/org/openjdk/jmc/flightrecorder/rules/jdk/messages/internal/messages_ja.properties line 2:
> 
>> 1: #
>> 2: #  Copyright (c) 2018, 2021, Oracle and/or its affiliates. All rights reserved.
> 
> Copyright needs to be updated.

I fixed it in ac631bd.

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PR: https://git.openjdk.java.net/jmc/pull/308