Don't create unessary JMX beans

Align "spring.jmx.enabled" conditions by removing
`matchIfMissing = true`.

Closes gh-43706

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/integration/IntegrationAutoConfiguration.java

@@ -205,7 +205,7 @@ public class IntegrationAutoConfiguration {
 	@ConditionalOnClass(EnableIntegrationMBeanExport.class)
 	@ConditionalOnMissingBean(value = IntegrationMBeanExporter.class, search = SearchStrategy.CURRENT)
 	@ConditionalOnBean(MBeanServer.class)
-	@ConditionalOnBooleanProperty(name = "spring.jmx.enabled", matchIfMissing = true)
+	@ConditionalOnBooleanProperty("spring.jmx.enabled")
 	protected static class IntegrationJmxConfiguration {
 
 		@Bean

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jdbc/DataSourceJmxConfiguration.java

@@ -43,7 +43,7 @@ import org.springframework.jmx.export.MBeanExporter;
  * @author Stephane Nicoll
  */
 @Configuration(proxyBeanMethods = false)
-@ConditionalOnBooleanProperty(name = "spring.jmx.enabled", matchIfMissing = true)
+@ConditionalOnBooleanProperty("spring.jmx.enabled")
 class DataSourceJmxConfiguration {
 
 	private static final Log logger = LogFactory.getLog(DataSourceJmxConfiguration.class);