Update index.yml

Adding a word

Author: kellydevens

articles/orbital/index.yml

@@ -25,7 +25,7 @@ landingContent:
         links:
           - text: Why use Azure Orbital Ground Station?
             url: overview.md
-          - text: What is the Space Partner Community?
+          - text: What is the Azure Space Partner Community?
             url: space-partner-program-overview.md  
 
   # Card