[Spring] The server time zone value '´ëÇѹα¹ Ç¥ÁؽÃ' is unrecognized or represents more than one time zone. 에러

해결 

- TimeZone=UTC 설정

	<!-- <property name="driverClassName" value="com.mysql.cj.jdbc.Driver" />
	<property name="url" value="jdbc:mysql://127.0.0.1:3306/mess?useSSL=false&amp;serverTimezone=Asia/Seoul" />    -->   
	        <property name="driverClassName" value="net.sf.log4jdbc.sql.jdbcapi.DriverSpy" />
       		<property name="url" value="jdbc:log4jdbc:mysql://127.0.0.1:3306/mess?serverTimezone=UTC" />
	        <property name="username" value="mess"></property>
	        <property name="password" value="mess"></property>