Bump jackson-databind from 2.11.1 to 2.12.6.1 due to a security vulnerability detected by dependabot. (#145)

Bumping the version to 1.2.0 for the Spring vulnerability fix.

Author: BillFarber

marklogic-junit5/pom.xml

@@ -76,7 +76,7 @@ It is not intended to be used to build this project.
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.11.1</version>
+      <version>2.12.6.1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>