minor style change

Author: anita-flegg

cnb/index.html.md.erb

@@ -33,7 +33,7 @@ Using the `lifecycle` property, the desired Buildpack variant can be selected. S
 
 ### <a id='cnb-example-system-buildpack'></a> System Cloud Native Buildpacks
 
-If system Cloud Native Buildpacks are installed and a buildpack for your app is not specified, Cloud Foundry will attempt to detect a suitable buildpack, similar to Classic Buildpacks. Otherwise, the particular CNBs you'd like to use can be specified by name:
+If system Cloud Native Buildpacks are installed and a buildpack for your app is not specified, Cloud Foundry will attempt to detect a suitable buildpack, similar to Classic Buildpacks. Otherwise, the particular CNBs you want to use can be specified by name:
 
 ```yaml
 ---