RHEL 8：thunderbird（RHSA-2020: 5162）

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バージョン 1.10 May 25, 2023, 5:09 PM Logic Changes (Added support for ppc64le architecture) Plugin Feed: 202305251709
バージョン 1.9 Jan 23, 2023, 7:12 PM Logic Changes (Added support for repository relative URLs) Plugin Feed: 202301231912

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