Fix code example in README.md (#12)

Added end of curly brace in the example so it works when pasted to a file, and ran with `cargo run`
bricks-rs · Jul 24, 2023 · 72566ea · 72566ea
1 parent 60c1fe4
commit 72566ea
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/README.md b/README.md
@@ -45,6 +45,7 @@ async fn main() -> anyhow::Result<()> {
     println!("Done!");
 
     Ok(())
+}
 ```
 
 ## Contributing