Remove block_device_writer from pts suite

The only user was deleted long time ago in ag/11809190.

Bug: N/A
Test: m
Change-Id: Ic0f47a0929dd615f3914dd6679d528c5e39f008d
diff --git a/tests/ApkVerityTest/block_device_writer/Android.bp b/tests/ApkVerityTest/block_device_writer/Android.bp
index c261b94..e5d009d 100644
--- a/tests/ApkVerityTest/block_device_writer/Android.bp
+++ b/tests/ApkVerityTest/block_device_writer/Android.bp
@@ -42,7 +42,6 @@
     auto_gen_config: false,
     test_suites: [
         "general-tests",
-        "pts",
         "vts",
     ],
     gtest: false,