system/core Replace log/log.h with android/log.h

Should use android/log.h instead of log/log.h as a good example
to all others.  Adjust header order to comply with Android Coding
standards.

Test: Compile
Bug: 26552300
Bug: 31289077
Change-Id: I33a8fb4e754d2dc4754d335660c450e0a67190fc
diff --git a/libcutils/sockets_unix.cpp b/libcutils/sockets_unix.cpp
index d4dca63..e51a1c7 100644
--- a/libcutils/sockets_unix.cpp
+++ b/libcutils/sockets_unix.cpp
@@ -14,11 +14,10 @@
  * limitations under the License.
  */
 
-#include <cutils/sockets.h>
-
 #include <sys/uio.h>
 
 #include <android/log.h>
+#include <cutils/sockets.h>
 
 #if defined(__ANDROID__)
 /* For the socket trust (credentials) check */