5078 ability to invite team members (#5750)

## Added features
- update team member setting page
- add a section to send invitation by email
- add a new invitation email
- update email font to 'Trebuchet MS' as Google Inter font is not
working, we need to use a web safe font
https://templates.mailchimp.com/design/typography/

## Demo

https://github.com/twentyhq/twenty/assets/29927851/c731d883-1599-4281-87e3-0671f36994ae

## Invitation Email

![image](https://github.com/twentyhq/twenty/assets/29927851/d569fc64-fa0c-4769-a3dd-1193a12b495c)

packages/twenty-emails/src/components/WhatIsTwenty.tsx

@@ -0,0 +1,47 @@
+import { Column, Row } from '@react-email/components';
+
+import { Link } from 'src/components/Link';
+import { MainText } from 'src/components/MainText';
+import { ShadowText } from 'src/components/ShadowText';
+import { SubTitle } from 'src/components/SubTitle';
+
+export const WhatIsTwenty = () => {
+  return (
+    <>
+      <SubTitle value="What is Twenty?" />
+      <MainText>
+        A software to help businesses manage their customer data and
+        relationships efficiently.
+      </MainText>
+      <Row>
+        <Column>
+          <ShadowText>
+            <Link href="https://twenty.com/" value="Website" />
+          </ShadowText>
+        </Column>
+        <Column>
+          <ShadowText>
+            <Link href="https://github.com/twentyhq/twenty" value="Github" />
+          </ShadowText>
+        </Column>
+        <Column>
+          <ShadowText>
+            <Link href="https://twenty.com/user-guide" value="User guide" />
+          </ShadowText>
+        </Column>
+        <Column>
+          <ShadowText>
+            <Link href="https://docs.twenty.com/" value="Developers" />
+          </ShadowText>
+        </Column>
+      </Row>
+      <ShadowText>
+        Twenty.com Public Benefit Corporation
+        <br />
+        2261 Market Street #5275
+        <br />
+        San Francisco, CA 94114
+      </ShadowText>
+    </>
+  );
+};