Adding bt dependency

Bug: 206121418
Test: Compile
Change-Id: I70ad1cd9089f9990354254e4842693b910c2ad95
diff --git a/nearby/halfsheet/Android.bp b/nearby/halfsheet/Android.bp
index 781f308..82d0933 100644
--- a/nearby/halfsheet/Android.bp
+++ b/nearby/halfsheet/Android.bp
@@ -26,6 +26,7 @@
     plugins: ["java_api_finder"],
     jarjar_rules: ":nearby-jarjar-rules",
     libs: [
+        "framework-bluetooth",
         "framework-nearby-pre-jarjar",
         "nearby-service-string",
       ],