Adding bluetooth apex

Bug: 206121418
Test: Compile
Change-Id: Ia4a6ad056fe2f9dcc649de8bde2346ad41424192
diff --git a/librilutils/Android.bp b/librilutils/Android.bp
index da50a87..1d39eaf 100644
--- a/librilutils/Android.bp
+++ b/librilutils/Android.bp
@@ -43,4 +43,6 @@
     proto: {
         type: "micro",
     },
+    min_sdk_version: "30",
+    sdk_version: "current",
 }