Bump log4j.version from 2.7 to 2.13.3

Bumps `log4j.version` from 2.7 to 2.13.3.

Updates `log4j-slf4j-impl` from 2.7 to 2.13.3

Updates `log4j-api` from 2.7 to 2.13.3

Updates `log4j-core` from 2.7 to 2.13.3

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pom.xml

@@ -11,7 +11,7 @@
 		<maven.compiler.source>1.7</maven.compiler.source>
 		<maven.compiler.target>1.7</maven.compiler.target>
         <mysql-connector-java.version>5.1.38</mysql-connector-java.version>
-        <log4j.version>2.7</log4j.version>
+        <log4j.version>2.13.3</log4j.version>
         <mybatis-spring.version>1.2.5</mybatis-spring.version>
         <bee.version>1.8</bee.version>
          <mybatis.version>3.3.0</mybatis.version>