Update to Spring Boot 3.2.0

And remove unused Asciidoc attributes from the readme.

README.adoc

@@ -1,16 +1,8 @@
-:spring_version: current
 :spring_data_rest: current
-:spring_data_jpa: current
 :spring_data_commons: current
-:spring_boot_version: current
-:Controller: https://docs.spring.io/spring/docs/{spring_version}/javadoc-api/org/springframework/stereotype/Controller.html
-:DispatcherServlet: https://docs.spring.io/spring/docs/{spring_version}/javadoc-api/org/springframework/web/servlet/DispatcherServlet.html
-:SpringApplication: https://docs.spring.io/spring-boot/docs/{spring_boot_version}/api/org/springframework/boot/SpringApplication.html
-:ResponseBody: https://docs.spring.io/spring/docs/{spring_version}/javadoc-api/org/springframework/web/bind/annotation/ResponseBody.html
 :toc:
 :icons: font
 :source-highlighter: prettify
-:project_id: gs-accessing-data-rest
 
 This guide walks you through the process of creating an application that accesses
 relational JPA data through a link:/guides/gs/rest-hateoas[hypermedia-based]

complete/build.gradle

@@ -1,6 +1,6 @@
 plugins {
-	id 'org.springframework.boot' version '3.1.0'
-	id 'io.spring.dependency-management' version '1.1.0'
+	id 'org.springframework.boot' version '3.2.0'
+	id 'io.spring.dependency-management' version '1.1.4'
 	id 'java'
 }
 

complete/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.1.0</version>
+		<version>3.2.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>

initial/build.gradle

@@ -1,6 +1,6 @@
 plugins {
-	id 'org.springframework.boot' version '3.1.0'
-	id 'io.spring.dependency-management' version '1.1.0'
+	id 'org.springframework.boot' version '3.2.0'
+	id 'io.spring.dependency-management' version '1.1.4'
 	id 'java'
 }
 

initial/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.1.0</version>
+		<version>3.2.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>