[nearby][clean up] Remove HalfSheetUX from apex

Dead code clean up

Test: -m
Bug: 292812342
Bug: 297413048
Merged-In: I7efa92469f0c061a972a7dadf6a38686b78c61b4
Change-Id: Icc2f1f206cfab99694f68a60082d4743d739cfe9
diff --git a/Tethering/apex/Android.bp b/Tethering/apex/Android.bp
index d3b01ea..bb3dc24 100644
--- a/Tethering/apex/Android.bp
+++ b/Tethering/apex/Android.bp
@@ -110,7 +110,6 @@
     ],
     apps: [
         "ServiceConnectivityResources",
-        "HalfSheetUX",
     ],
     prebuilts: ["current_sdkinfo"],
     manifest: "manifest.json",