Clarify error message in enable_flash_sb600() a little

Corresponding to flashrom svn r469.

Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Peter Stuge <peter@stuge.se>
diff --git a/chipset_enable.c b/chipset_enable.c
index c52dd15..f05e734 100644
--- a/chipset_enable.c
+++ b/chipset_enable.c
@@ -676,7 +676,7 @@
 		pci_write_byte(dev, reg, prot);
 		prot = pci_read_long(dev, reg);
 		if (prot & 0x3)
-			printf("SB600 still %s%sprotected from %u to %u\n",
+			printf("SB600 %s%sunprotect failed from %u to %u\n",
 				(prot & 0x1) ? "write " : "",
 				(prot & 0x2) ? "read " : "",
 				(prot & 0xfffffc00),