add audacioustux features (devcontainers#302)

https://github.com/audacioustux/devcontainers

argo
bazel
bun
cilium
common-utils-extras
graalvm
k9s
kubebuilder
kustomize
operator-sdk
pulumi
scala-toolchain
taskfile
tilt
vegeta
wasm-toolchain

Author: audacioustux

_data/collection-index.yml

@@ -583,3 +583,8 @@
   contact: https://github.com/cirolosapio/devcontainers-features/issues
   repository: https://github.com/cirolosapio/devcontainers-features
   ociReference: ghcr.io/cirolosapio/devcontainers-features
+- name: Features by AudaciousTux
+  maintainer: audacioustux
+  contact: https://github.com/audacioustux/devcontainers/issues
+  repository: https://github.com/audacioustux/devcontainers
+  ociReference: ghcr.io/audacioustux/devcontainers