fix(block-kit): use in_progress status on the task card block example (#360)

Co-authored-by: Claude <svc-devxp-claude@slack-corp.com>
Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

Author: 3 people

block-kit/src/blocks/task_card.py

@@ -16,7 +16,7 @@ def example01() -> TaskCardBlock:
     block = TaskCardBlock(
         task_id="task_1",
         title="Fetching weather data",
-        status="pending",
+        status="in_progress",
         output=RichTextBlock(
             elements=[
                 RichTextSectionElement(

block-kit/tests/blocks/test_task_card.py

@@ -10,7 +10,7 @@ def test_example01():
         "type": "task_card",
         "task_id": "task_1",
         "title": "Fetching weather data",
-        "status": "pending",
+        "status": "in_progress",
         "output": {
             "type": "rich_text",
             "elements": [