Upgrade to Jackson 2.10.3 (#15)

Author: joschi

pom.xml

@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.fasterxml.jackson</groupId>
         <artifactId>jackson-base</artifactId>
-        <version>2.9.5</version>
+        <version>2.10.3</version>
     </parent>
     <groupId>org.openapitools</groupId>
     <artifactId>jackson-databind-nullable</artifactId>