fix: fix style error (#307)

* test: add test

* fix: fix style error

---------

Co-authored-by: wuxh <wxh1220@gmail.com>

Author: linhf123

src/Panel.tsx

@@ -13,7 +13,6 @@ const CollapsePanel = React.forwardRef<HTMLDivElement, CollapsePanelProps>((prop
     onItemClick,
     forceRender,
     className,
-    style,
     prefixCls,
     collapsible,
     accordion,

tests/index.spec.tsx

@@ -679,4 +679,15 @@ describe('collapse', () => {
     fireEvent.click(container.querySelector('.rc-collapse-header')!);
     expect(onItemClick).not.toHaveBeenCalled();
   });
+
+  it('panel style should work', () => {
+    const { container } = render(
+      <Collapse>
+        <Panel header="collapse 1" key="1" style={{ color: 'red' }}>
+          first
+        </Panel>
+      </Collapse>,
+    );
+    expect(container.querySelector('.rc-collapse-item').style.color).toBe('red');
+  });
 });