bump junit from 4.8.2 to 4.13.1 in /TodoModel

--- updated-dependencies: - dependency-name: junit:junit dependency-type: direct:production ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

TodoModel/pom.xml

@@ -64,7 +64,7 @@
 <dependency>
 <groupId>junit</groupId>
 <artifactId>junit</artifactId>
-<version>4.8.2</version>
+<version>4.13.1</version>
 </dependency>
 </dependencies>
 </project>