Correct the spelling of CocoaPods in README continued

ReadmeCritic · ReadmeCritic · commit 956858e1c802 · 2016-02-11T07:24:42.000-08:00
diff --git a/README.md b/README.md
@@ -56,7 +56,7 @@ This library is used in Slack's iOS app. It was built to fit our needs, but is f
 
 ## Installation
 
-###### With [Cocoa Pods](https://cocoapods.org/):
+###### With [CocoaPods](https://cocoapods.org/):
 ```ruby
 pod "SlackTextViewController"
 ```
