Upgrade to Maven War Plugin 3.2.3

Closes gh-17190

Author: wilkinsona

spring-boot-project/spring-boot-dependencies/pom.xml

@@ -232,7 +232,7 @@
 		<maven-site-plugin.version>3.7.1</maven-site-plugin.version>
 		<maven-source-plugin.version>3.1.0</maven-source-plugin.version>
 		<maven-surefire-plugin.version>2.22.2</maven-surefire-plugin.version>
-		<maven-war-plugin.version>3.2.2</maven-war-plugin.version>
+		<maven-war-plugin.version>3.2.3</maven-war-plugin.version>
 		<versions-maven-plugin.version>2.7</versions-maven-plugin.version>
 		<xml-maven-plugin.version>1.0.2</xml-maven-plugin.version>
 		<flatten-maven-plugin.version>1.1.0</flatten-maven-plugin.version>