Merge pull request #1086 from Skgland/pass_-f_flag_in_cargo_test

pass -f to scryer-prolog in cargo test so that we ignore .scryerrc

tests/scryer/helper.rs

@@ -77,6 +77,7 @@ pub fn run_top_level_test_with_args<
 ) {
     Command::cargo_bin(SCRYER_PROLOG)
         .unwrap()
+        .arg("-f")
         .args(args)
         .write_stdin(stdin)
         .assert()