Add k3d spec to carapace

Use it until carapace-sh/carapace-bin#1864
is done.

config/carapace/specs/k3d.yaml

@@ -0,0 +1,6 @@
+# yaml-language-server: null
+---
+name: k3d
+description: k3d is a wrapper CLI that helps you to easily create k3s clusters inside docker
+completion:
+  positionalany: ["$_bridge.Cobra([k3d])"]

configure-user-env.sh

@@ -55,3 +55,7 @@ if [[ "`gpg --list-keys $keyId 2> /dev/null | grep ^uid | grep [ultimate]`" == '
   rm $gpgPublicKeyFile
   rm $gpgOwnerTrustFile
 fi
+
+if hash carapace 2>/dev/null && ! [ -f "$HOME"/.config/carapace/schema.json ]; then
+  carapace _carapace > /dev/null
+fi

install.conf.yaml

@@ -8,6 +8,7 @@
 - create:
     - ~/.cache
     - ~/.config
+    - ~/.config/carapace
     - ~/p
     - ~/bin
 - shell:
@@ -38,6 +39,8 @@
     ~/.config/starship.toml: config/starship.toml
     ~/.config/navi/config.yaml: config/navi-config.yaml
     ~/.config/nushell: nuscripts
+    ~/.config/carapace/specs: config/carapace/specs
+    ~/.config/carapace/overlays: config/carapace/overlays
     ~/.bashrc:
       path: home/.bashrc
       force: true