Remove presentation-pptx plugin

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: ericzakariasson

.cursor-plugin/marketplace.json

@@ -53,11 +53,6 @@
       "source": "documentation",
       "description": "Cursor plugin for technical documentation workflows: READMEs, API docs, architecture notes, and changelogs"
     },
-    {
-      "name": "presentation-pptx",
-      "source": "presentation-pptx",
-      "description": "Cursor plugin for presentation authoring: narrative design, slide outlines, and PPTX-ready content"
-    },
     {
       "name": "learning",
       "source": "learning",

README.md

@@ -15,7 +15,6 @@ Official Cursor plugins for popular developer tools, frameworks, and SaaS produc
 | [Code Review](code-review/) | Developer Tools | Correctness, security, regression checks, and actionable feedback |
 | [Web Browser](web-browser/) | Developer Tools | DevTools-driven debugging, network traces, and repro workflows |
 | [Documentation](documentation/) | Utilities | READMEs, API docs, architecture notes, and changelog writing |
-| [Presentation PPTX](presentation-pptx/) | Utilities | Narrative design, slide outlines, and PPTX-ready content |
 | [Learning](learning/) | Utilities | Skill maps, practice plans, and feedback loops |
 | [Cursor Dev Kit](cursor-dev-kit/) | Developer Tools | Internal-style workflows for CI, code review, shipping, and testing |
 | [Create Plugin](create-plugin/) | Developer Tools | Meta workflows for creating Cursor plugins with scaffolding and submission checks |