[gn] Don't explicitly list the library in the shell package

Packages should not list libraries.  They are taken implicitly
from the link-time dependencies of the executables.

Change-Id: Ia7f76501f786c10b67185e9389d8c23ed07cf0b0
diff --git a/BUILD.gn b/BUILD.gn
index 04dafde..8c6d6d5 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -82,11 +82,9 @@
     ":sqlite",
   ]
 
-  binaries = [ {
-        name = "sqlite_shell"
-      } ]
-
-  libraries = [ {
-        name = "libsqlite.so"
-      } ]
+  binaries = [
+    {
+      name = "sqlite_shell"
+    },
+  ]
 }