Bump mysql-connector-java from 8.0.20 to 8.0.21 in /full

Bumps [mysql-connector-java](https://github.com/mysql/mysql-connector-j) from 8.0.20 to 8.0.21.
- [Release notes](https://github.com/mysql/mysql-connector-j/releases)
- [Changelog](https://github.com/mysql/mysql-connector-j/blob/release/8.0/CHANGES)
- [Commits](https://github.com/mysql/mysql-connector-j/compare/8.0.20...8.0.21)

Signed-off-by: dependabot[bot] <support@github.com>
Change-Id: I76eb9a7fcdc48654091ff4a38a1469035a093e1d
diff --git a/full/pom.xml b/full/pom.xml
index 71e5113..ab5beb9 100644
--- a/full/pom.xml
+++ b/full/pom.xml
@@ -252,7 +252,7 @@
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>8.0.20</version>
+			<version>8.0.21</version>
 		</dependency>
 
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