Fix a link in <Suspense> reference

Author: amirhhashemi

src/routes/reference/components/suspense.mdx

@@ -64,7 +64,7 @@ const MyComponent = () => {
 
 ```
 
-## The purpose of {"<Suspense>"}
+## The purpose of `<Suspense>`
 
 To understand the purpose of suspense, let's consider the following code snippets. These snippets will have some drawbacks which we will solve by using suspense. We will also see how it is possible to use `Suspense` yet not reap its benefits.