[misc] using mysql compatible version for benchmark until https://jira.mariadb.org/browse/MDEV-26868 is corrected

Author: diego Dupin

pom.xml

@@ -23,7 +23,7 @@
  <logback.version>1.3.0-alpha10</logback.version>
  <jacoco.version>0.8.7</jacoco.version>
  <waffle-jna.version>3.0.0</waffle-jna.version>
- <mysql-connector-java.version>8.0.27</mysql-connector-java.version>
+ <mysql-connector-java.version>8.0.25</mysql-connector-java.version>
  </properties>
 
  <licenses>