qf: make clean-patches an "alias" to list-unused-patches

clean-patches is easier to remember, at least for me. However
list-unused-patches already supports purging the files, so just use it.

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/qf.rst b/qf.rst
index 9dac6b9e1eaa..98c17c2390c1 100644
--- a/qf.rst
+++ b/qf.rst
@@ -152,7 +152,8 @@ patches/config.
 
 clean-patches
 -------------
-Removes all unused patch files from the patches/ directory.
+Removes all unused patch files from the patches/ directory. This
+is the same as calling "qf list-unused-patches --purge".
 
 refresh
 -------