Fix misspellings of "truly" in comments.

Some comments misspell "truly"; this fixes them. No code changes.

Signed-off-by: Adam Buchbinder <adam.buchbinder@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 2849713..2fd3d39 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1191,7 +1191,7 @@
 void generate_random_uuid(unsigned char uuid_out[16])
 {
 	get_random_bytes(uuid_out, 16);
-	/* Set UUID version to 4 --- truely random generation */
+	/* Set UUID version to 4 --- truly random generation */
 	uuid_out[6] = (uuid_out[6] & 0x0F) | 0x40;
 	/* Set the UUID variant to DCE */
 	uuid_out[8] = (uuid_out[8] & 0x3F) | 0x80;