GH-1459 - Remove unnecessary dependency.

After spring-projects/spring-boot#47788 was fixed.

Author: odrotbohm

spring-modulith-runtime/pom.xml

@@ -61,13 +61,6 @@
 			<artifactId>spring-boot-flyway</artifactId>
 			<optional>true</optional>
 		</dependency>
-
-		<!-- Remove once https://github.com/spring-projects/spring-boot/issues/47788 is fixed -->
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-jackson2</artifactId>
-			<optional>true</optional>
-		</dependency>
 
 		<dependency>
 			<groupId>org.springframework</groupId>