Updating to use Android Beta 4 with updated privacy consent methods

Author: emawby

android/build.gradle

@@ -34,5 +34,5 @@ android {
 }
 
 dependencies {
-    implementation 'com.onesignal:OneSignal:5.0.0-beta3'
+    implementation 'com.onesignal:OneSignal:5.0.0-beta4'
 }

android/src/main/java/com/onesignal/flutter/OneSignalPlugin.java

@@ -131,13 +131,13 @@ private void initWithContext(MethodCall call, Result reply) {
 
   private void setConsentRequired(MethodCall call, Result reply) {
     boolean required = call.argument("required");
-    OneSignal.setRequiresPrivacyConsent(required);
+    OneSignal.setConsentRequired(required);
     replySuccess(reply, null);
   }
 
   private void setConsentGiven(MethodCall call, Result reply) {
     boolean granted = call.argument("granted");
-    OneSignal.setPrivacyConsent(granted);
+    OneSignal.setConsentGiven(granted);
     replySuccess(reply, null);
   }