feat: add description to packages

Signed-off-by: sisungo <[email protected]>

packages/libffi/pkgbuild.py

@@ -1,9 +1,10 @@
 from lib import arch, cpp
 from lib.make import *
 
-version("3.6.0")
+version("3.7.1")
+description("A portable foreign-function interface library")
 source_url(
-    "https://github.com/libffi/libffi/releases/download/v3.6.0/libffi-3.6.0.tar.gz"
+    "https://github.com/libffi/libffi/releases/download/v3.7.1/libffi-3.7.1.tar.gz"
 )
 
 builddep("shortcut/c")