Fix bug introduced by commit d0e78e2

In commit d0e78e2, the argument `-f -` to IndexBuilderMain was
erroneously replaced by `-`. This is now reversed.

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "qlever"
 description = "Script for using the QLever SPARQL engine."
-version = "0.5.7"
+version = "0.5.8"
 authors = [
     { name = "Hannah Bast", email = "[email protected]" }
 ]

src/qlever/commands/index.py

@@ -41,7 +41,7 @@ def additional_arguments(self, subparser) -> None:
     def execute(self, args) -> bool:
         # Construct the command line.
         index_cmd = (f"{args.cat_input_files} | {args.index_binary}"
-                     f" -F {args.format} -"
+                     f" -F {args.format} -f -"
                      f" -i {args.name}"
                      f" -s {args.name}.settings.json")
         if args.only_pso_and_pos_permutations: