Set min_sdk_version for the Widevine APEX

Bug: 251299786
Test: build WV APEX with V and install it on U device
Change-Id: I51e387769631bb6dd821911fdae78f36b04b86c2
diff --git a/drm/aidl/Android.bp b/drm/aidl/Android.bp
index 6273a38..fb04d84 100644
--- a/drm/aidl/Android.bp
+++ b/drm/aidl/Android.bp
@@ -23,7 +23,7 @@
             sdk_version: "module_current",
         },
         ndk: {
-            min_sdk_version: "current",
+            min_sdk_version: "UpsideDownCake",
         },
     },
     double_loadable: true,