Document with latest spring-boot and native buildpacks (#568)

* no need to use BP_NATIVE_IMAGE nor BP_MAVEN_BUILD_ARGUMENTS

java/maven/README.md

@@ -5,7 +5,7 @@ See [prerequisites](https://paketo.io/docs/howto/java/#prerequisites) of this sa
 ## Building
 
 ```bash
-pack build applications/maven --env BP_JVM_VERSION=17
+pack build applications/maven
 ```
 
 Alternatively, if you want to attach a Maven `settings.xml` file to pass additional configuration to Maven.
@@ -18,7 +18,7 @@ The command above will use the sample `settings.xml` file from this repo. It may
 
 ```bash
 cp ~/.m2/settings.xml java/maven/bindings/maven/settings.xml
-pack build applications/maven --env BP_JVM_VERSION=17 --volume $(pwd)/bindings:/platform/bindings
+pack build applications/maven --volume $(pwd)/bindings:/platform/bindings
 ```
 
 ## Running

java/native-image/java-native-image-sample/README.md

@@ -4,6 +4,8 @@
 
 ### With `pack`
 
+#### Spring Boot 3.0.x based app
+
 ```bash
 pack build applications/native-image \
   --builder paketobuildpacks/builder-jammy-tiny \
@@ -12,6 +14,14 @@ pack build applications/native-image \
   --env BP_JVM_VERSION=17
 ```
 
+#### Spring Boot 3.1.x and later based app
+
+```bash
+pack build applications/native-image \
+  --builder paketobuildpacks/builder-jammy-tiny \
+  --env BP_MAVEN_ACTIVE_PROFILES=native \
+```
+
 ### With the Spring Boot Maven Plugin
 
 ```bash

java/native-image/java-native-image-sample/pom.xml

@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.0.5</version>
+		<version>3.1.0</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>io.paketo</groupId>