fixed broken link

Author: flippedcoder

docs/develop/plugins-guide.mdx

@@ -45,7 +45,7 @@ If you prefer to learn by getting hands-on with code, check out some existing pl
 There are a number of features you can give your users with a plugin. Here's a short list of some of the things you can do.
 
 - [Built-in Activities](#built-in-activity)
-- [Workflow libraries](#workflow-libraries)
+- [Workflow-friendly libraries](#workflow-friendly-libraries)
 - [Built-in Workflows](#built-in-workflows)
 - [Built-in Nexus Operations](#built-in-nexus-operations)
 - [Custom Data Converters](#custom-data-converters)