本件、解決いたしましたので、ステータスは完了（終了）としていただいて差し支えございません。
最後にお問い合わせの経緯のみ共有させていただきます。
JobArrangerにてRDS（MySQL 8.0.40から8.4.7）のブルー/グリーンデプロイを実施した際、
PrePatchCompatibility.logに以下のエラーが出力されたため、その影響範囲を確認したくお問い合わせいたしました。
手厚いサポートをいただき、大変助かりました。また何かございましたら、よろしくお願いいたします。
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3) Checks for foreing keys not referencing a full unique index
Foreign keys to partial indexes may be forbidden as of 8.4.0, this check identifies such cases to warn the user.
zabbix.ja_flow_control_fk1 - invalid foreign key defined as 'ja_flow_control_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_flow_control_fk2 - invalid foreign key defined as 'ja_flow_control_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_agentless_fk1 - invalid foreign key defined as 'ja_icon_agentless_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_calc_fk1 - invalid foreign key defined as 'ja_icon_calc_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_end_fk1 - invalid foreign key defined as 'ja_icon_end_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_extjob_fk1 - invalid foreign key defined as 'ja_icon_extjob_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_fcopy_fk1 - invalid foreign key defined as 'ja_icon_fcopy_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_fwait_fk1 - invalid foreign key defined as 'ja_icon_fwait_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_if_fk1 - invalid foreign key defined as 'ja_icon_if_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_info_fk1 - invalid foreign key defined as 'ja_icon_info_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_job_fk1 - invalid foreign key defined as 'ja_icon_job_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_jobnet_fk1 - invalid foreign key defined as 'ja_icon_jobnet_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_reboot_fk1 - invalid foreign key defined as 'ja_icon_reboot_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_release_fk1 - invalid foreign key defined as 'ja_icon_release_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_task_fk1 - invalid foreign key defined as 'ja_icon_task_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_value_fk1 - invalid foreign key defined as 'ja_icon_value_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.
zabbix.ja_icon_zabbix_link_fk1 - invalid foreign key defined as 'ja_icon_zabbix_link_table(jobnet_id,update_date)' references a non unique key at table 'ja_job_control_table'.