Update collection-index.yml with MATLAB Feature (#438)

Co-authored-by: Samruddhi Khandale <[email protected]>

Author: prabhakk-mw

_data/collection-index.yml

@@ -873,6 +873,11 @@
   contact: https://github.com/sidecus/devcontainer-features/issues
   repository: https://github.com/sidecus/devcontainer-features
   ociReference: ghcr.io/sidecus/devcontainer-features
+- name: MATLAB Feature for DevContainers
+  maintainer: The MathWorks Inc.
+  contact: https://github.com/mathworks/devcontainer-features/issues
+  repository: https://github.com/mathworks/devcontainer-features
+  ociReference: ghcr.io/mathworks/devcontainer-features
 - name: Julian Pawlowski Dev Container Features
   maintainer: jpawlowski
   contact: https://github.com/jpawlowski/devcontainer-features/issues