Use CAM-SIMA version instead of copy.

Author: nusbaume

bld/configure

@@ -2206,6 +2206,9 @@ sub write_filepath
     print $fh "$camsrcdir/src/utils\n";
     print $fh "$camsrcdir/src/utils/cam_ccpp\n";
 
+    # Routines from CAM-SIMA
+    print $fh "$camsrcdir/src/utils/cam-sima/src/physics/utils\n";
+
     $fh->close;
 }