Add joker sample

README.md

@@ -6,6 +6,9 @@ tags:
 - diffusers
 - template:sd-lora
 widget:
+- text: 'ralph fiennes man as the joker walking through streets of new york, stunning photo, dark moody aesthetic, at night, city lights in background. surreal, 8k, with bright green mohawk hair, purple suit and shirt, white clown makeup and a manic wide red smile, upper body'
+  output:
+    url: images/4534d100-1e72-4aae-96ee-5f2a80fce1bf.png
 - text: 'ralph fiennes man as kratos'
   output:
     url: images/1fb3327c-b1e4-480d-93d3-20d981dd07e4.png