[packages] fix typo in docs

src/modules/packages/packages.conf

@@ -111,7 +111,7 @@ update_db: true
 #
 # This will invoke the package manager three times, once for each package,
 # because not all of them are simple package names. You can speed up the
-# process if you have only a few pre-scriots, by using multiple install targets:
+# process if you have only a few pre-scripts, by using multiple install targets:
 #
 # - install:
 #   - vi