fix: pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMFASTERXMLJACKSONCORE-1048302
- https://snyk.io/vuln/SNYK-JAVA-COMFASTERXMLJACKSONCORE-2326698
- https://snyk.io/vuln/SNYK-JAVA-ORGYAML-537645

Author: snyk-bot

pom.xml

@@ -110,12 +110,12 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.10.0.pr1</version>
+            <version>2.12.6</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
             <artifactId>jackson-dataformat-yaml</artifactId>
-            <version>2.9.8</version>
+            <version>2.10.4</version>
         </dependency>
     </dependencies>