Extension to create Manga style images (#290)

* ADD:extension.json

* fix pr

---------

Co-authored-by: w-e-w <40751091+w-e-w@users.noreply.github.com>

extensions/sd-webui-manga-maker.json

@@ -0,0 +1,9 @@
+{
+    "name": "Simple Manga Maker",
+    "url": "https://github.com/new-sankaku/stable-diffusion-webui-simple-manga-maker.git",
+    "description": "With simple operations, an extension that enables the creation and application of manga-style images.",
+    "tags": [
+        "tab",
+        "editing"
+    ]
+}