[fix] yml xcode-version 수정

Author: stealmh

.github/workflows/appstore_release.yml

@@ -18,7 +18,7 @@ jobs:
     - name: Set up Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: latest-stable
+        xcode-version: '16.1'
 
     - uses: shimataro/ssh-key-action@v2
       with:

.github/workflows/testflight_release.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Set up Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: latest-stable
+        xcode-version: '16.1'
 
     - uses: shimataro/ssh-key-action@v2
       with: