simplify, remove unnecessary group

Change-Id: I5cf4c4a1f73645730e6ca4849286b23e5f14295c
diff --git a/libipt/BUILD.gn b/libipt/BUILD.gn
index 5641686..58f0932 100644
--- a/libipt/BUILD.gn
+++ b/libipt/BUILD.gn
@@ -2,13 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-group("libipt") {
-  deps = [
-    ":ipt",
-  ]
-}
-
-static_library("ipt") {
+static_library("libipt") {
   sources = [
     "include/intel-pt.h",
     "internal/include/pt_asid.h",