Move AndroidConfig.h from system/core to the build project.

So unbundled branches don't need to include the system/core project.

Change-Id: Ic4ef62ee6df069b9b2dd123aed95a3e7fcdfc146
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
index f25bf2d..60d7e5b 100644
--- a/core/combo/TARGET_linux-mips.mk
+++ b/core/combo/TARGET_linux-mips.mk
@@ -21,7 +21,7 @@
 # than mips32r2-fp. Each value should correspond to a file named
 # $(BUILD_COMBOS)/arch/<name>.mk which must contain
 # makefile variable definitions similar to the preprocessor
-# defines in system/core/include/arch/<combo>/AndroidConfig.h. Their
+# defines in build/core/combo/include/arch/<combo>/AndroidConfig.h. Their
 # purpose is to allow module Android.mk files to selectively compile
 # different versions of code based upon the funtionality and
 # instructions available in a given architecture version.