Revert accidentally changed minimum supported OS values

Author: adincebic

test/starlark_tests/common.bzl

@@ -33,11 +33,11 @@ _min_os_ios = struct(
     app_intents_support = "16.0",
     appclip_support = "14.0",
     arm_sim_support = "14.0",
-    baseline = "13.0",
+    baseline = "12.0",
     concurrency_support = "13.0",
     icon_bundle_required = "26.0",
-    oldest_supported = "12.0",
-    nplus1 = "14.0",
+    oldest_supported = "11.0",
+    nplus1 = "13.0",
     stable_swift_abi = "12.2",
     widget_configuration_intents_support = "16.0",
 )