Merge pull request #1949 from Netflix/enable-conditional-filter

Conditionally instantiate bean for ServerWebExchangeContextFilter.

graphql-dgs-spring-graphql/src/main/kotlin/com/netflix/graphql/dgs/springgraphql/autoconfig/DgsSpringGraphQLAutoConfiguration.kt

@@ -240,6 +240,7 @@ open class DgsSpringGraphQLAutoConfiguration {
         }
 
         @Bean
+        @ConditionalOnMissingBean
         open fun serverWebExchangeContextFilter(): ServerWebExchangeContextFilter {
             return ServerWebExchangeContextFilter()
         }