Revert "Clear ProducesRequestCondition cache attribute"

Closes gh-20292

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/web/reactive/AbstractWebFluxEndpointHandlerMapping.java

@@ -198,12 +198,6 @@ public abstract class AbstractWebFluxEndpointHandlerMapping extends RequestMappi
 		return this.corsConfiguration;
 	}
 
-	@Override
-	public Mono<HandlerMethod> getHandlerInternal(ServerWebExchange exchange) {
-		return super.getHandlerInternal(exchange)
-				.doOnTerminate(() -> ProducesRequestCondition.clearMediaTypesAttribute(exchange));
-	}
-
 	@Override
 	protected boolean isHandler(Class<?> beanType) {
 		return false;

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/web/servlet/AbstractWebMvcEndpointHandlerMapping.java

@@ -231,16 +231,6 @@ public abstract class AbstractWebMvcEndpointHandlerMapping extends RequestMappin
 		return this.corsConfiguration;
 	}
 
-	@Override
-	protected HandlerMethod getHandlerInternal(HttpServletRequest request) throws Exception {
-		try {
-			return super.getHandlerInternal(request);
-		}
-		finally {
-			ProducesRequestCondition.clearMediaTypesAttribute(request);
-		}
-	}
-
 	@Override
 	protected boolean isHandler(Class<?> beanType) {
 		return false;