feat(qodana): add completion plugin (#11813)

plugins/qodana/qodana.plugin.zsh

@@ -0,0 +1,14 @@
+# Autocompletion for the JetBrains Qodana CLI (qodana).
+if (( ! $+commands[qodana] )); then
+  return
+fi
+
+# If the completion file doesn't exist yet, we need to autoload it and
+# bind it to `qodana`. Otherwise, compinit will have already done that.
+if [[ ! -f "$ZSH_CACHE_DIR/completions/_qodana" ]]; then
+  typeset -g -A _comps
+  autoload -Uz _qodana
+  _comps[qodana]=_qodana
+fi
+
+qodana completion zsh >| "$ZSH_CACHE_DIR/completions/_qodana" &|