Bump libs up to latest

* Spring Boot 2.6.3
* Spring Cloud 2021.0.0
* SCS/F 3.2.1
* etc..

Partially resolves #156

scenario-task/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0</version>
+		<version>2.6.3</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>io.spring</groupId>
@@ -16,7 +16,7 @@
 
 	<properties>
 		<java.version>8</java.version>
-		<spring-cloud.version>Hoxton.SR9</spring-cloud.version>
+		<spring-cloud.version>2021.0.0</spring-cloud.version>
 		<test-container-version>1.15.3</test-container-version>
 	</properties>