chore: import upstream snapshot with attribution

python/samples/concepts/resources/sample_plugins/generate_story.yaml

@@ -0,0 +1,17 @@
+name: GenerateStory
+template: |
+    Tell a story about {{$topic}} that is {{$length}} sentences long.
+template_format: semantic-kernel
+description: A function that generates a story about a topic.
+input_variables:
+    - name: topic
+      description: The topic of the story.
+      is_required: true
+    - name: length
+      description: The number of sentences in the story.
+      is_required: true
+output_variable:
+    description: The generated story.
+execution_settings:
+    default:
+        temperature: 0.6