[Android T][MEP]: HAL changes for MEP feature

Test: build
Bug: 199559065
Change-Id: I533c73bed0235fe58a583f04ca66d4bc9e08ced0
diff --git a/radio/aidl/Android.bp b/radio/aidl/Android.bp
index 88bdc2e..c5a3a8b 100644
--- a/radio/aidl/Android.bp
+++ b/radio/aidl/Android.bp
@@ -137,7 +137,10 @@
     vendor_available: true,
     srcs: ["android/hardware/radio/sim/*.aidl"],
     stability: "vintf",
-    imports: ["android.hardware.radio"],
+    imports: [
+        "android.hardware.radio",
+        "android.hardware.radio.config",
+    ],
     backend: {
         cpp: {
             enabled: false,