Update dependency io.projectreactor.netty:reactor-netty-http to v1.1.9 (

#601)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

build.gradle

@@ -360,7 +360,7 @@ dependencies {
   implementation group: 'com.github.hmcts', name: 'service-auth-provider-java-client', version: '3.1.4'
   implementation group: 'com.github.hmcts', name: 'core-case-data-store-client', version: '4.9.2'
   implementation group: 'com.azure', name: 'azure-messaging-servicebus', version: '7.14.2'
-  implementation group: 'io.projectreactor.netty', name: 'reactor-netty-http', version: '1.1.7'
+  implementation group: 'io.projectreactor.netty', name: 'reactor-netty-http', version: '1.1.9'
   implementation group: 'io.projectreactor.netty', name: 'reactor-netty-core', version: '1.1.9'
 
   implementation group: 'org.apache.tomcat.embed', name: 'tomcat-embed-core', version: versions.tomcat