Xcode 13.x deprecations (#604)

content/announcements/Upcoming stack deprecations.md

@@ -4,7 +4,7 @@ type: basic_page
 
 # DO update this date when adding a new stack deprecation
 # DON'T update when archiving one or making other minor changes
-date: 2024-07-16
+date: 2024-10-19
 ---
 
 Stacks are not kept forever, older stacks are eventually marked for removal. You can read more about this in our [stack deprecation and removal policy](https://devcenter.bitrise.io/en/infrastructure/build-stacks/stack-deprecation-and-removal-policy.html).
@@ -20,6 +20,8 @@ While the stack is marked as deprecated, you can still run builds on it, but it'
 | Stack ID                             | Deprecated from | Removed after | Automatic migration to           |
 | ------------------------------------ | --------------- | ------------- | -------------------------------- |
 | **linux-docker-android-20.04**       | 2024-08-01      | 2025-04-02    | linux-docker-android-22.04       |
+| **osx-xcode-13.3.x**                 | 2024-09-17      | 2024-10-01    | osx-xcode-14.3.x-ventura         |
+| **osx-xcode-13.4.x**                 | 2024-09-17      | 2024-10-01    | osx-xcode-14.3.x-ventura         |
 
 *Exact date to be announced