[flashrom] [PATCH] quick fix for chip locks

[Sean Nelson]

Here's a very quick patch to fix the missing unlock code.
Fixes missing unlock for certain chips:
  * unlock_49lf00x
     * Pm49fl002
     * Pm49fl004

* unlock_49flxxxc
     * SST49LF160C

* unlock_winbond_fwhub
     * W39V080FA
     * W39V080FA (dual mode)

Fixes missing printlock for certain chip:
  * printlock_w39v040c
     * W39V040C

Signed-off-by: Sean Nelson

---
Let's get this regression fixed ASAP.