ART: Remove now-unnecessary overbroad include for art/runtime

Remove the art/ directory header include.

Bug: 37538194
Test: mmma art
Change-Id: Id10a0506b901719a8db939b64d765936c9367aaa
diff --git a/runtime/Android.bp b/runtime/Android.bp
index 3258aae..6c271aa 100644
--- a/runtime/Android.bp
+++ b/runtime/Android.bp
@@ -403,7 +403,6 @@
     export_generated_headers: ["cpp-define-generator-asm-support"],
     include_dirs: [
         "art/sigchainlib",
-        "art",
     ],
     header_libs: [
         "art_cmdlineparser_headers",
diff --git a/runtime/base/safe_copy.cc b/runtime/base/safe_copy.cc
index c76ea11..b46b921 100644
--- a/runtime/base/safe_copy.cc
+++ b/runtime/base/safe_copy.cc
@@ -24,7 +24,7 @@
 
 #include <android-base/macros.h>
 
-#include "runtime/base/bit_utils.h"
+#include "bit_utils.h"
 
 namespace art {