fix(deps): update dependency com.mysql:mysql-connector-j to v9.4.0

Author: renovate[bot]

pom.xml

@@ -130,7 +130,7 @@
     <dependency>
       <groupId>com.mysql</groupId>
       <artifactId>mysql-connector-j</artifactId>
-      <version>9.1.0</version>
+      <version>9.4.0</version>
       <exclusions>
         <exclusion>
           <groupId>com.google.protobuf</groupId>