Update collection-index.yml (devcontainers#510)

Added vscode-features by ChaosWars

Author: ChaosWars

_data/collection-index.yml

@@ -962,6 +962,11 @@
   contact: https://github.com/davzucky/devcontainers-features-wolfi/issues
   repository: https://github.com/davzucky/devcontainers-features-wolfi
   ociReference: ghcr.io/davzucky/devcontainers-features-wolfi
+- name: devcontainer features by ChaosWars
+  maintainer: ChaosWars
+  contact: https://github.com/ChaosWars/vscode-features/issues
+  repository: https://github.com/ChaosWars/vscode-features
+  ociReference: ghcr.io/chaoswars/vscode-features
 - name: Community features by devcontainer.community
   maintainer: devcontainer.community
   contact: https://devcontainer.community