fs_mgr: vts_core_liblp_test requires root

Test: atest vts_core_liblp_test

Fixes: 141940321
Change-Id: I2d6e06f4e596cdb985ea67e383e38545d666833b
diff --git a/fs_mgr/liblp/Android.bp b/fs_mgr/liblp/Android.bp
index a7c77b8..ea0fca8 100644
--- a/fs_mgr/liblp/Android.bp
+++ b/fs_mgr/liblp/Android.bp
@@ -100,6 +100,7 @@
     test_suites: ["vts-core"],
     auto_gen_config: true,
     test_min_api_level: 29,
+    require_root: true,
 }
 
 cc_test {