[PowerToysRun][Docs] Add QuickAI plugin to third-party plugins list (#43238)

Adds QuickAI plugin to the third-party plugins documentation.

QuickAI is an AI-powered assistance plugin that provides instant, smart
responses from multiple providers (Groq, Together, Fireworks,
OpenRouter, Cohere) directly in PowerToys Run.

Repository: https://github.com/ruslanlap/PowerToysRun-QuickAi

---------

Co-authored-by: Niels Laute <niels.laute@live.nl>

.github/actions/spell-check/allow/code.txt

@@ -95,6 +95,7 @@ OTP
 Yubi
 Yubico
 Perplexity
+Groq
 svgl
 
 # KEYS

.github/actions/spell-check/expect.txt

@@ -221,6 +221,7 @@ clientside
 CLIPBOARDUPDATE
 CLIPCHILDREN
 CLIPSIBLINGS
+CLITo
 closesocket
 clp
 CLSCTX
@@ -728,9 +729,9 @@ HWNDPARENT
 HWNDPREV
 hyjiacan
 IAI
-icf
 ICONERROR
 ICONLOCATION
+icf
 IDCANCEL
 IDD
 idk
@@ -1073,6 +1074,7 @@ MVVMTK
 MWBEx
 MYICON
 NAMECHANGE
+Notavailable
 namespaceanddescendants
 nao
 NCACTIVATE

doc/thirdPartyRunPlugins.md

@@ -51,6 +51,7 @@ Contact the developers of a plugin directly for assistance with a specific plugi
 | [RandomGen](https://github.com/ruslanlap/PowerToysRun-RandomGen) | [ruslanlap](https://github.com/ruslanlap) | 🎲 Generate random data instantly with a single keystroke. Perfect for developers, testers, designers, and anyone who needs quick access to random data. Features include secure passwords, PINs, names, business data, dates, numbers, GUIDs, color codes, and more. Especially useful for designers who need random color codes and placeholder content. |
 | [Open With Cursor](https://github.com/VictorNoxx/PowerToys-Run-Cursor/) | [VictorNoxx](https://github.com/VictorNoxx) | Open Visual Studio, VS Code recents with Cursor AI |
 | [CheatSheets](https://github.com/ruslanlap/PowerToysRun-CheatSheets) | [ruslanlap](https://github.com/ruslanlap) | 📚 Find cheat sheets and command examples instantly from tldr pages, cheat.sh, and devhints.io. Features include favorites system, categories, offline mode, and smart caching. |
+| [QuickAI](https://github.com/ruslanlap/PowerToysRun-QuickAi) | [ruslanlap](https://github.com/ruslanlap) | AI-powered assistance with instant, smart responses from multiple providers (Groq, Together, Fireworks, OpenRouter, Cohere) |
 
 ## Extending software plugins