Bump mysql-connector-java from 5.1.47 to 8.0.16 in /nodes/java

Bumps [mysql-connector-java](https://github.com/mysql/mysql-connector-j) from 5.1.47 to 8.0.16.
- [Release notes](https://github.com/mysql/mysql-connector-j/releases)
- [Changelog](https://github.com/mysql/mysql-connector-j/blob/release/8.0/CHANGES)
- [Commits](mysql/mysql-connector-j@5.1.47...8.0.16)

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

Author: dependabot[bot]

nodes/java/pom.xml

@@ -14,7 +14,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.47</version>
+            <version>8.0.16</version>
         </dependency>
         <dependency>
           <groupId>org.mongodb</groupId>