[PM-13677] Disable WatchOS

[vvolkgang]

Type of change

• Bug fix
• New feature development
• Tech debt (refactoring, code cleanup, dependency upgrades, etc)
• Build/deploy pipeline (DevOps)
• Other

Objective

Disabling including the watchOS app to fix the AppStoreConnect validation.

https://github.com/bitwarden/mobile/actions/runs/11354214966/job/31580966938#step:31:30

024-10-15 21:22:34.700 *** Error: ERROR: [ContentDelivery.Uploader] Asset validation failed (90949) Invalid bundle. The watchOS app at “Payload/App.app/Watch/Bitwarden.app” must be built as a single-target watchOS app to match the version that’s currently available for distribution.

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