Rebrand to flashprog and update URLs

Mostly automated `sed` work. As of now, URLs to the old wiki are broken
either way, so changing them shouldn't hurt. Other URLs (e.g. to mailing
list archives) were hopefully filtered correctly.

Change-Id: I9d43bfd0e675eff2fcbad05f304b9ce9f5006b08
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.sourcearcade.org/c/flashrom-stable/+/21
diff --git a/linux_spi.c b/linux_spi.c
index 4be6eaa..e8353d5 100644
--- a/linux_spi.c
+++ b/linux_spi.c
@@ -141,7 +141,7 @@
 
 	dev = extract_programmer_param("dev");
 	if (!dev || !strlen(dev)) {
-		msg_perr("No SPI device given. Use flashrom -p "
+		msg_perr("No SPI device given. Use flashprog -p "
 			 "linux_spi:dev=/dev/spidevX.Y\n");
 		free(dev);
 		return 1;