docs(storybook): stories for section

add stories for section component

resolves #39

Signed-off-by: Niloy Sikdar <niloysikdar30@gmail.com>

src/components/Section/Section.stories.tsx

@@ -0,0 +1,24 @@
+import { ComponentStory, ComponentMeta } from '@storybook/react';
+
+import { Email } from '../Email/Email';
+import { Column } from '../Column/Column';
+import { Section } from './Section';
+
+export default {
+  component: Section,
+} as ComponentMeta<typeof Section>;
+
+//“template” of how args map to rendering
+const Template: ComponentStory<typeof Section> = (args) => (
+  <Email>
+    <Column>
+      <Section {...args} />
+    </Column>
+  </Email>
+);
+
+export const Default = Template.bind({});
+
+Default.args = {
+  children: <td style={{ fontSize: '30px', color: 'red' }}>This is a new section</td>,
+};