Bump com.fasterxml.jackson.core:jackson-core in /grabdish/tests

Bumps [com.fasterxml.jackson.core:jackson-core](https://github.com/FasterXML/jackson-core) from 2.13.2 to 2.15.0.
- [Changelog](https://github.com/FasterXML/jackson-core/blob/jackson-core-2.15.0/release.properties)
- [Commits](FasterXML/jackson-core@jackson-core-2.13.2...jackson-core-2.15.0)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-core
  dependency-version: 2.15.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

grabdish/tests/pom.xml

@@ -32,7 +32,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.13.2</version>
+            <version>2.15.0</version>
         </dependency>
         <dependency>
             <groupId>javax.json.bind</groupId>