don't hide all a user's posts when staff manually blocks them

app/controllers/admin/users_controller.rb

@@ -216,7 +216,7 @@ class Admin::UsersController < Admin::AdminController
 
   def block
     guardian.ensure_can_block_user! @user
-    UserBlocker.block(@user, current_user)
+    UserBlocker.block(@user, current_user, keep_posts: true)
     render nothing: true
   end
 

app/services/user_blocker.rb

@@ -13,7 +13,7 @@ class UserBlocker
   end
 
   def block
-    hide_posts
+    hide_posts unless @opts[:keep_posts]
     unless @user.blocked?
       @user.blocked = true
       if @user.save