sorbet: update RBI files using Tapioca.

Autogenerated by [a scheduled GitHub Action](https://github.com/Homebrew/brew/blob/master/.github/workflows/tapioca.yml).

Library/Homebrew/sorbet/rbi/gems/activesupport@6.0.3.2.rbi → Library/Homebrew/sorbet/rbi/gems/activesupport@6.0.3.3.rbi

 # DO NOT EDIT MANUALLY
 # This is an autogenerated file for types exported from the `activesupport` gem.
-# Please instead update this file by running `tapioca generate --exclude json`.
+# Please instead update this file by running `tapioca sync`.
 
 # typed: false
 
-
+# THIS IS AN EMPTY RBI FILE.
+# see https://github.com/Shopify/tapioca/blob/master/README.md#manual-gem-requires