Thymeleaf dialects now handled as @Autowired collection

This fixed the immediate problem with Thymeleaf, but leaves open
the question of how we can prevent other race conditions developing.
As long as the container can start handling requests before the Spring
context is refreshed this will be a source of bugs.

[Fixes #53482411] [bs-235] Race condition in Thymeleaf

spring-package-maven-plugin/pom.xml

@@ -99,7 +99,7 @@
 			<plugin>
 				<artifactId>maven-plugin-plugin</artifactId>
 				<configuration>
-					<goalPrefix>spring</goalPrefix>
+					<goalPrefix>spring-package</goalPrefix>
 				</configuration>
 				<executions>
 					<execution>