ENH: Update extension metadata (#38)

Consolidate extension metadata based on the corresponding s4ext file organized
in the ExtensionsIndex repository.

Author: jcfr

CMakeLists.txt

@@ -9,7 +9,7 @@ set(EXTENSION_CATEGORY "Developer Tools")
 set(EXTENSION_CONTRIBUTORS "MONAI Consortium")
 set(EXTENSION_DESCRIPTION "This extension helps to run chain of MONAI transforms and visualize every stage over an image/label. See more information in <a href=\"https://github.com/Project-MONAI/MONAILabel\">MONAILabel documentation</a>.")
 set(EXTENSION_ICONURL "https://raw.githubusercontent.com/Project-MONAI/SlicerMONAIViz/main/MONAIViz/Resources/Icons/MONAIViz.png")
-set(EXTENSION_SCREENSHOTURLS "https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/1.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/2.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/3.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/4.jpg")
+set(EXTENSION_SCREENSHOTURLS "https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/1.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/2.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/3.jpg https://github.com/Project-MONAI/SlicerMONAIViz/raw/main/Screenshots/4.png")
 set(EXTENSION_DEPENDS "PyTorch") # Specified as a list or "NA" if no dependencies
 
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