chore(deps): update dependency de.undercouch:gradle-download-task to v5.6.0 (#1915)

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

android/dependencies.gradle

@@ -133,7 +133,7 @@ ext {
 
         if (autodetectReactNativeVersion || enableNewArchitecture) {
             dependencies << "com.facebook.react:react-native-gradle-plugin"
-            dependencies << "de.undercouch:gradle-download-task:5.5.0"
+            dependencies << "de.undercouch:gradle-download-task:5.6.0"
         }
 
         return dependencies