oeqa: Cleanup /usr/bin/env python

(From OE-Core rev: eb79217b8761816a21c8f7bed3c5379c1b9230ea)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/selftest/cases/wic.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (c) 2015, Intel Corporation.
 #

meta/lib/oeqa/utils/logparser.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # SPDX-License-Identifier: MIT
 #