Polish

See gh-9570

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/liquibase/LiquibaseAutoConfiguration.java

@@ -161,7 +161,7 @@ public class LiquibaseAutoConfiguration {
 	}
 
 	/**
-	 * A custom {@link SpringLiquibase} extension that close the underlying
+	 * A custom {@link SpringLiquibase} extension that closes the underlying
 	 * {@link DataSource} once the database has been migrated.
 	 */
 	private static final class DataSourceClosingSpringLiquibase extends SpringLiquibase {

spring-boot-docs/src/main/asciidoc/howto.adoc

@@ -2519,7 +2519,7 @@ for other Groovy customization options.
 [[howto-reload-fast-restart]]
 === Fast application restarts
 The `spring-boot-devtools` module includes support for automatic application restarts.
-Whilst not as fast a technologies such as http://zeroturnaround.com/software/jrebel/[JRebel]
+Whilst not as fast as technologies such as http://zeroturnaround.com/software/jrebel/[JRebel]
 or https://github.com/spring-projects/spring-loaded[Spring Loaded] it's usually
 significantly faster than a "`cold start`". You should probably give it a try before
 investigating some of the more complex reload options discussed below.

spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -5144,7 +5144,7 @@ provide good examples of how to write XA wrappers.
 [[boot-features-hazelcast]]
 == Hazelcast
 
-If hazelcast is on the classpath, Spring Boot will auto-configure an `HazelcastInstance`
+If Hazelcast is on the classpath, Spring Boot will auto-configure a `HazelcastInstance`
 that you can inject in your application. The `HazelcastInstance` is only created if a
 configuration is found.