Switch distribution method from old ad-hoc to new release-testing key

Author: tmolitor-stud-tu

scripts/exportOptions/Alpha_iOS_ExportOptions.plist

@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
         <key>method</key>
-        <string>ad-hoc</string>
+        <string>release-testing</string>
         <key>compileBitcode</key>
         <false/>
         <key>uploadBitcode</key>