Bump jackson-databind in /tests/comparisonTest/opentsdb/opentsdbtest (#11078)

Bumps [jackson-databind](https://github.com/FasterXML/jackson) from 2.10.0.pr1 to 2.12.6.1.
- [Release notes](https://github.com/FasterXML/jackson/releases)
- [Commits](https://github.com/FasterXML/jackson/commits)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-databind
  dependency-type: direct:production
...
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tests/comparisonTest/opentsdb/opentsdbtest/pom.xml

@@ -118,7 +118,7 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.10.0.pr1</version>
+      <version>2.12.6.1</version>
     </dependency>
 
     <dependency>