Work around micrometer-metrics/micrometer#2557

Closes gh-26002

Author: wilkinsona

spring-boot-tests/spring-boot-deployment-tests/src/main/webapp/WEB-INF/jboss-deployment-structure.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<jboss-deployment-structure xmlns="urn:jboss:deployment-structure:1.2">
+	<deployment>
+		<dependencies>
+			<system>
+				<paths>
+					<path name="com/sun/management"/>
+				</paths>
+			</system>
+		</dependencies>
+	</deployment>
+</jboss-deployment-structure>