Updates to version 4.0.0-SNAPSHOT

Updates to java 17, framework 6, boot 3 and javax -> jakarta

Author: spencergibb

.sdkmanrc

@@ -1,3 +1,3 @@
 # Enable auto-env through the sdkman_auto_env config
 # Add key=value pairs of SDKs to use below
-java=8.0.292.hs-adpt
+java=17.0.1-tem

docs/pom.xml

@@ -8,7 +8,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-kubernetes</artifactId>
-		<version>2.1.1-SNAPSHOT</version>
+		<version>3.0.0-SNAPSHOT</version>
 	</parent>
 	<packaging>jar</packaging>
 	<name>Spring Cloud Kubernetes Docs</name>