Project Manager (type of Matrix manager) should not be able to add performance goal

Summary:

So, a manager can have mix of direct reports as well as dotted reports. for direct reports, add performance goal should come as enabled and for dotted reports, the button should come as disabled.

Content (required):

Please find attached the screenshot, the add button should come as disabled as the person is dotted line report. Pls guide with some EL expression to hide this add button for adding performance goal for dotted line reports.

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Code Snippet (add any code snippets that support your topic, if applicable):