docs: hide microsoft/mai-image-2.5 (#511)

Author: Lookoff-AIMLAPI

docs/api-references/image-models/microsoft/mai-image-2.5.md

@@ -1,3 +1,8 @@
+---
+hidden: true
+noIndex: true
+---
+
 # MAI-Image 2.5
 
 {% columns %}