tools/env: soften warning about erase block alignment

addon 183923d3e
MMC/SATA have no erase blocks, only blocks. Hence the warning
about erase block alignment might be confusing in such environment.

Signed-off-by: Andreas Fenkart <andreas.fenkart@digitalstrom.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index 7cc7488..d27f57e 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -1295,7 +1295,7 @@
 	int fd, rc = 0;
 
 	if (DEVOFFSET(dev) % DEVESIZE(dev) != 0) {
-		fprintf(stderr, "Environment does not start on erase block boundary\n");
+		fprintf(stderr, "Environment does not start on (erase) block boundary\n");
 		errno = EINVAL;
 		return -1;
 	}