Update plugin de.undercouch.download to v5.7.0

Author: renovate[bot]

settings.gradle.kts

@@ -1,7 +1,7 @@
 pluginManagement {
   plugins {
     id("com.google.protobuf") version "0.9.6"
-    id("de.undercouch.download") version "5.6.0"
+    id("de.undercouch.download") version "5.7.0"
     id("io.github.gradle-nexus.publish-plugin") version "2.0.0"
     id("org.gradle.toolchains.foojay-resolver-convention") version "1.0.0"
     id("com.gradle.develocity") version "4.3.2"