스프링 부트(Spring Boot) 2.7.9에서 2.7.1로 낮출 때 mysql dependency 값 수정

수정전:

<dependency>
	<groupId>com.mysql</groupId>
	<artifactId>mysql-connector-j</artifactId>
	<scope>runtime</scope>
</dependency>

수정후:

<dependency>
	<groupId>mysql</groupId>
	<artifactId>mysql-connector-java</artifactId>
	<scope>runtime</scope>
</dependency>