Bump mysql-connector-java from 6.0.3 to 8.0.16 in /SpringBoot-Mybatis#3

dependabot[bot] wants to merge 1 commit intomasterLengchuan/SpringBoot-Study:masterfrom

dependabot/maven/SpringBoot-Mybatis/mysql-mysql-connector-java-8.0.16Lengchuan/SpringBoot-Study:dependabot/maven/SpringBoot-Mybatis/mysql-mysql-connector-java-8.0.16Copy head branch name to clipboard