fix(ci): use Xcode 26.0.1 with downloadPlatform iOS

Match the working config from PR #722 - Xcode 26.0.1 with the
xcodebuild -downloadPlatform iOS step to install the iOS SDK.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: mtopo27

.github/workflows/ios_emerge_upload_adhoc.yml

@@ -20,7 +20,7 @@ jobs:
           fetch-depth: 0
 
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS

.github/workflows/ios_emerge_upload_main.yml

@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0
 
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS
@@ -68,7 +68,7 @@ jobs:
           fetch-depth: 0
 
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS

.github/workflows/ios_emerge_upload_pr.yml

@@ -20,7 +20,7 @@ jobs:
           fetch-depth: 0
 
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS

.github/workflows/ios_emerge_upload_snapshots.yml

@@ -22,7 +22,7 @@ jobs:
           fetch-depth: 0
 
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS
@@ -52,7 +52,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Select Xcode version
-        run: sudo xcode-select -s '/Applications/Xcode_16.2.app/Contents/Developer'
+        run: sudo xcode-select -s '/Applications/Xcode_26.0.1.app/Contents/Developer'
 
       - name: Download iOS platform
         run: xcodebuild -downloadPlatform iOS