Bump com.fasterxml.jackson.core:jackson-core from 2.15.0 to 2.18.6 in /javav2/example_code/lookoutvision (#7766)

Author: dependabot[bot]

javav2/example_code/lookoutvision/pom.xml

@@ -56,7 +56,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.15.0</version>
+            <version>2.18.6</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>