Update nucleus library (#2932)

app/build.gradle

@@ -193,7 +193,7 @@ dependencies {
     implementation 'com.github.tfcporciuncula:flow-preferences:1.1.1'
 
     // Model View Presenter
-    final nucleus_version = '3.0.0'
+    final nucleus_version = '6.0.0'
     implementation "info.android15.nucleus:nucleus:$nucleus_version"
     implementation "info.android15.nucleus:nucleus-support-v7:$nucleus_version"
 

app/proguard-rules.pro

@@ -19,7 +19,9 @@
 
 -keep class com.hippo.image.** { *; }
 -keep interface com.hippo.image.** { *; }
--dontwarn nucleus.view.NucleusActionBarActivity
+-keepclassmembers class * extends nucleus.presenter.Presenter {
+    <init>();
+}
 
 # OkHttp
 -dontwarn okhttp3.**