fix: immediately print logs in CI

Author: ViRb3

.github/workflows/sign.yml

@@ -17,4 +17,4 @@ jobs:
         run: |
           sudo xcode-select -s /Applications/Xcode_14.2.app
           cp com.apple.dt.Xcode.plist ~/Library/Preferences/
-          ./sign.py
+          PYTHONUNBUFFERED=1 ./sign.py

.semaphore/semaphore.yml

@@ -17,6 +17,6 @@ blocks:
             - nvm install 18
             - sudo xcode-select -s /Applications/Xcode-14.2.app
             - cp com.apple.dt.Xcode.plist ~/Library/Preferences/
-            - ./sign.py
+            - PYTHONUNBUFFERED=1 ./sign.py
       secrets:
         - name: ios-signer