Update MAQA — Multi-Agent & Quality Assurance extension to v0.1.6

Update maqa extension submitted by @GenieRobot:
- extensions/catalog.community.json (version, download_url, requires/tools, updated_at)
- docs/community/extensions.md community extensions table (no changes needed)

Closes #4233

Assisted-by: GitHub Copilot (model: claude-sonnet-4.6, autonomous)
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: github-actions[bot]

extensions/catalog.community.json

@@ -2633,8 +2633,8 @@
       "id": "maqa",
       "description": "Coordinator → feature → QA agent workflow with parallel worktree-based implementation. Language-agnostic. Auto-detects installed board plugins (Trello, Linear, GitHub Projects, Jira, Azure DevOps). Optional CI gate.",
       "author": "GenieRobot",
-      "version": "0.1.3",
-      "download_url": "https://github.com/GenieRobot/spec-kit-maqa-ext/releases/download/maqa-v0.1.3/maqa.zip",
+      "version": "0.1.6",
+      "download_url": "https://github.com/GenieRobot/spec-kit-maqa-ext/releases/download/maqa-v0.1.6/maqa.zip",
       "repository": "https://github.com/GenieRobot/spec-kit-maqa-ext",
       "homepage": "https://github.com/GenieRobot/spec-kit-maqa-ext",
       "documentation": "https://github.com/GenieRobot/spec-kit-maqa-ext/blob/main/README.md",
@@ -2643,7 +2643,11 @@
       "category": "process",
       "effect": "read-write",
       "requires": {
-        "speckit_version": ">=0.3.0"
+        "speckit_version": ">=0.3.0",
+        "tools": [
+          { "name": "git", "required": true },
+          { "name": "python3", "required": true }
+        ]
       },
       "provides": {
         "commands": 4,
@@ -2661,7 +2665,7 @@
       "downloads": 0,
       "stars": 0,
       "created_at": "2026-03-26T00:00:00Z",
-      "updated_at": "2026-03-27T00:00:00Z"
+      "updated_at": "2026-08-20T00:00:00Z"
     },
     "maqa-azure-devops": {
       "name": "MAQA Azure DevOps Integration",