Update dependency io.projectreactor.netty:reactor-netty to v1.1.19

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 json = "20240303"
 junit-jupiter = "5.10.2"
-reactor-netty = "1.1.18"
+reactor-netty = "1.1.19"
 
 [libraries]
 json = { module = "org.json:json", version.ref = "json" }