Bump mysql-connector-java from 5.1.18 to 8.0.16 in /java-component/chapter17_echarts#17

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dependabot/maven/java-component/chapter17_echarts/mysql-mysql-connector-java-8.0.16HbnKing/Basic:dependabot/maven/java-component/chapter17_echarts/mysql-mysql-connector-java-8.0.16Copy head branch name to clipboard