Bump io.netty:netty-handler-proxy from 4.2.18.Final to 4.2.19.Final (#795)

Bumps [io.netty:netty-handler-proxy](https://github.com/netty/netty) from 4.2.18.Final to 4.2.19.Final.
- [Release notes](https://github.com/netty/netty/releases)
- [Commits](netty/netty@netty-4.2.18.Final...netty-4.2.19.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-handler-proxy
  dependency-version: 4.2.19.Final
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle

@@ -93,13 +93,13 @@ dependencies {
     includeInJar("net.raphimc.netminecraft:all:3.1.7") {
         exclude group: "com.google.code.gson", module: "gson"
     }
-    includeInJar("io.netty:netty-codec-haproxy:4.2.18.Final") {
+    includeInJar("io.netty:netty-codec-haproxy:4.2.19.Final") {
         transitive = false
     }
-    includeInJar("io.netty:netty-handler-proxy:4.2.18.Final") {
+    includeInJar("io.netty:netty-handler-proxy:4.2.19.Final") {
         transitive = false
     }
-    includeInJar("io.netty:netty-codec-socks:4.2.18.Final") {
+    includeInJar("io.netty:netty-codec-socks:4.2.19.Final") {
         transitive = false
     }
     includeInJar("net.raphimc:MinecraftAuth:5.0.3-20260923.192703-2") {