remove ghcr.io/akhildevelops/devcontainer-features/android-cli (#457)

Author: okhiroyuki

_data/collection-index.yml

@@ -278,11 +278,6 @@
   contact: https://github.com/swift-server/swift-devcontainer-template/issues
   repository: https://github.com/swift-server/swift-devcontainer-template
   ociReference: ghcr.io/swift-server/swift-devcontainer-template
-- name: Android SDK Tools and Apt packages
-  maintainer: akhildevelops
-  contact: https://github.com/akhildevelops/devcontainer-features/issues
-  repository: https://github.com/akhildevelops/devcontainer-features
-  ociReference: ghcr.io/akhildevelops/devcontainer-features
 - name: UNSW cs3231 OS Development
   maintainer: Hamish Cox
   contact: https://github.com/HamishWHC/cs3231-devcontainer/issues