Update to Spring Boot 3.2.0

Also removed some unused AsciiDoc attributes
and fixed a typo in the readme.

README.adoc

@@ -1,8 +1,6 @@
 :spring_version: 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
 :View: https://docs.spring.io/spring/docs/{spring_version}/javadoc-api/org/springframework/web/servlet/View.html
 :Model: https://docs.spring.io/spring/docs/{spring_version}/javadoc-api/org/springframework/ui/Model.html
 :images: https://raw.githubusercontent.com/spring-guides/gs-handling-form-submission/main/images
@@ -13,7 +11,7 @@
 
 This guide walks you through the process of using Spring to create and submit a web form.
 
-== What You Will build
+== What You Will Build
 
 In this guide, you will build a web form, which will be accessible at the following URL:
 `http://localhost:8080/greeting`

complete/build.gradle

@@ -1,6 +1,6 @@
 plugins {
-	id 'org.springframework.boot' version '3.1.4'
-	id 'io.spring.dependency-management' version '1.1.3'
+	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>3.1.4</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 '3.1.4'
-	id 'io.spring.dependency-management' version '1.1.3'
+	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>3.1.4</version>
+		<version>3.2.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>