scripts: python3: use new style except statement

Changed old syle except statements 'except <exception>, var'
to new style 'except <exception> as var' as old style is not
supported in python3.

(From OE-Core rev: 438eabc248f272e3d272aecaa4c9cec177b172d5)

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

scripts/tiny/ksize.py

@@ -133,7 +133,7 @@ class Report:
 def main():
     try:
         opts, args = getopt.getopt(sys.argv[1:], "dh", ["help"])
-    except getopt.GetoptError, err:
+    except getopt.GetoptError as err:
         print('%s' % str(err))
         usage()
         sys.exit(2)