use result pattern in cmd/crates/soroban-spec-typescript/src/boilerpl…

…ate.rs

Co-authored-by: Willem Wyndham <[email protected]>

cmd/crates/soroban-spec-typescript/src/boilerplate.rs

@@ -82,7 +82,7 @@ impl Project {
             .into_iter()
             .try_for_each(|file_name| {
                 let file = &root.join(file_name);
-                let mut contents = fs::read_to_string(file).unwrap();
+                let mut contents = fs::read_to_string(file)?;
                 for (pattern, replacement) in replacement_strings {
                     contents = contents.replace(pattern, replacement);
                 }