chore: add new line to file - nix

tests/specification/README.md

@@ -4,9 +4,8 @@
 
 1. `git submodule update --init` to fetch the testsuite submodule
 1. Edit the `mod.rs` file to your liking
-    - This means you can include and exclude files and folders as you wish (only one of these two filters can be active at any one point)
-
-    - Example:
+   - This means you can include and exclude files and folders as you wish (only one of these two filters can be active at any one point)
+   - Example:
 
 ```rs
 #[test_log::test]
@@ -19,7 +18,7 @@ pub fn spec_tests() {
     let filters = Filter::Include(FnF {
         folders: Some(vec!["proposals".to_string()]), // include only folders you want
     });
-    
+
     // then get the paths of the files and you are good to go
     let paths = get_wast_files(Path::new("./tests/specification/testsuite/"), &filters)
         .expect("Failed to find testsuite");
@@ -56,4 +55,4 @@ pub fn spec_tests() {
         successful_reports, failed_reports, compile_error_reports
     );
 }
-```
+```