Make getUpdatedParams() public

Author: danasilver

firebase-config/api.txt

@@ -4,6 +4,7 @@ package com.google.firebase.remoteconfig {
   @com.google.auto.value.AutoValue public abstract class ConfigUpdate {
     ctor public ConfigUpdate();
     method @NonNull public static com.google.firebase.remoteconfig.ConfigUpdate create(@NonNull java.util.Set<java.lang.String>);
+    method @NonNull public abstract java.util.Set<java.lang.String> getUpdatedParams();
   }
 
   public interface ConfigUpdateListener {

firebase-config/src/main/java/com/google/firebase/remoteconfig/ConfigUpdate.java

@@ -20,5 +20,5 @@ public static ConfigUpdate create(@NonNull Set<String> updatedParams) {
    * keys that are added, deleted, and whose value, value source, or metadata has changed.
    */
   @NonNull
-  abstract Set<String> getUpdatedParams();
+  public abstract Set<String> getUpdatedParams();
 }