Update bridging.md (#729)

xring · web-flow · commit 089721cbe6c1 · 2023-10-30T14:45:49.000+01:00
add syntax highlight for sample codes
diff --git a/content/tokio/topics/bridging.md b/content/tokio/topics/bridging.md
@@ -28,7 +28,7 @@ async fn main() {
 }
 ```
 is turned into this:
-```
+```rust
 fn main() {
     tokio::runtime::Builder::new_multi_thread()
         .enable_all()

Original file line number	Diff line number	Diff line change
`@@ -28,7 +28,7 @@ async fn main() {`
`28`	`28`	`}`
`29`	`29`	```
`30`	`30`	`is turned into this:`
`31`		-```
	`31`	+```rust
`32`	`32`	`fn main() {`
`33`	`33`	`tokio::runtime::Builder::new_multi_thread()`
`34`	`34`	`.enable_all()`