Update comparison.md (vuejs#694)

fix grammar `as long your project's needs are very simple` -> `as long as your project's needs are very simple`

Author: morenoh149

src/v2/guide/comparison.md

@@ -203,7 +203,7 @@ Finally, Vue offers a [CLI project generator](https://github.com/vuejs/vue-cli)
 - It only offers a single template that assumes you're building a single-page application, while Vue offers a wide variety of templates for various purposes and build systems.
 - It cannot generate projects from user-built templates, which can be especially useful for enterprise environments with pre-established conventions.
 
-It's important to note though that many of these limitations are intentional design decisions made by the create-react-app team and they do have their advantages. For example, as long your project's needs are very simple and you never need to "eject" to customize your build process, you'll be able to update it as a dependency. You can read more about the [differing philosophy here](https://github.com/facebookincubator/create-react-app#philosophy).
+It's important to note though that many of these limitations are intentional design decisions made by the create-react-app team and they do have their advantages. For example, as long as your project's needs are very simple and you never need to "eject" to customize your build process, you'll be able to update it as a dependency. You can read more about the [differing philosophy here](https://github.com/facebookincubator/create-react-app#philosophy).
 
 #### Scaling Down