Bump org.springframework:spring-core (#257)

Bumps [org.springframework:spring-core](https://github.com/spring-projects/spring-framework) from 6.0.15 to 6.0.16.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.0.15...v6.0.16)

---
updated-dependencies:
- dependency-name: org.springframework:spring-core
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

function-based-stream-app-samples/image-thumbnail-samples/image-thumbnail-processor/pom.xml

@@ -33,7 +33,7 @@
 		<dependency>
 			<groupId>org.springframework</groupId>
 			<artifactId>spring-core</artifactId>
-			<version>6.0.15</version>
+			<version>6.0.16</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>