Update dev to 3.9.4

[marionbarker]

Purpose

Collect updates to dev branch prior to merge into dev.

When ready and approved, this PR will be merged into dev with version number 3.9.4.

The Details section of this PR will be updated with each commit added to this PR.

Details

• bump version number to 3.9.4
• merge the xcstrings updates for Live Activity
  • these new strings were uploaded to lokalise and are available for translators to work with
  • later in the process, a new set of translations will be downloaded and added to the PR
• fix typo for repository owner name in the build_loop.yml file
• update OmniBLE and OmniKit to handle cases where pod was discarded more accurately
• update OmniBLE and OmniKit to ensure completion for acknowledgeAlert
• update LibreTransmitter to reduce the log size
• update to use Fastlane 2.330.0
• update LoopKit: purge log files to prevent excessive on-phone storage
• update MinimedKit: Add CAGE and IAGE to pump settings view
• rm cleanup-mode from Scripts/manual_update_to_lokalise
  • only use cleanup-mode or replace-modified flags for special circumstances
• update submodules: Updated translations from lokalise on Sat Dec 27 14:50:21 PST 2025

Test

Prior to each commit uploaded to LoopKit/LoopWorkspace, confirm this can be built with Xcode 16.4 (See note)
For items that affect the Browser Build (GitHub actions), test using the docs-test GitHub org account.

Note: switch to building with Xcode 26.2 for Mac-Xcode testing once macOS was updated to 26.2

• Use Browser Build test to confirm the code still builds with Xcode 16.4