build: fix shebang line

Remove space between sharp-exclamation and interpreter.

Signed-off-by: Michael Seibt <github@roboschmie.de>

scripts/patch-kernel.sh

@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 # A little script I whipped up to make it easy to
 # patch source trees and have sane error handling
 # -Erik