Add changes for v1.8.7-beta.2

Author: nevenz

app/src/main/res/layout/dialog_whats_new.xml

@@ -25,6 +25,15 @@
             android:text="@string/target_11_warning" />
 
 
+        <TextView
+            style="@style/WhatsNewVersion"
+            android:text="v1.8.7-beta.2"
+            tools:ignore="HardcodedText" />
+
+        <com.orgzly.android.ui.views.WhatsNewChange
+            style="@style/WhatsNewChange"
+            app:text="Smaller design updates" />
+
         <TextView
             style="@style/WhatsNewVersion"
             android:text="v1.8.7-beta.1"