test/py: Drop importing utils as util

Now that we have a shorter name, we don't need this sort of thing.
Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> # test_android
diff --git a/test/py/tests/test_ofplatdata.py b/test/py/tests/test_ofplatdata.py
index d414a91..b4d2db0 100644
--- a/test/py/tests/test_ofplatdata.py
+++ b/test/py/tests/test_ofplatdata.py
@@ -2,7 +2,7 @@
 # Copyright (c) 2016 Google, Inc
 
 import pytest
-import utils as util
+import utils
 
 @pytest.mark.boardspec('sandbox_spl')
 @pytest.mark.buildconfigspec('spl_of_platdata')
@@ -11,7 +11,7 @@
     cons = ubman
     dtb = cons.config.build_dir + '/spl/u-boot-spl.dtb'
     fdtgrep = cons.config.build_dir + '/tools/fdtgrep'
-    output = util.run_and_log(cons, [fdtgrep, '-l', dtb])
+    output = utils.run_and_log(cons, [fdtgrep, '-l', dtb])
 
     assert "bootph-all" not in output
     assert "bootph-some-ram" not in output