trivial: Remove the hyphen from git commands

Signed-off-by: Matt Kraai <kraai@ftbfs.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/.gitignore b/.gitignore
index 51bd99d..caa8395 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,7 +3,7 @@
 # subdirectories here. Add them in the ".gitignore" file
 # in that subdirectory instead.
 #
-# NOTE! Please use 'git-ls-files -i --exclude-standard'
+# NOTE! Please use 'git ls-files -i --exclude-standard'
 # command after changing this file, to see if there are
 # any tracked files which get ignored after the change.
 #