scripts: python3: Use print function

Used print function instead of print statement to make
the code work in python 3.

(From OE-Core rev: 80fecc44761fa38ccf2e4dc6897b9f1f0c9c1ed0)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/test-remote-image

@@ -289,7 +289,7 @@ class HwAuto():
         result = bitbake("%s -c testimage" % image_type, ignore_status=True, postconfig=postconfig)
         testimage_results = ftools.read_file(os.path.join(get_bb_var("T", image_type), "log.do_testimage"))
         log.info('Runtime tests results for %s:' % image_type)
-        print testimage_results
+        print(testimage_results)
         return result
 
     # Start the procedure!