fix #5660 standardized relation icon (#6504)

fix #5660 

- updated One to many [1:N] icon across app
- created many to one icon [N:1] , and added it in app


![download
(2)](https://github.com/user-attachments/assets/35ce05be-0f5f-4cd0-a1b7-7ab9062f74a0)
![download
(1)](https://github.com/user-attachments/assets/57316e49-c931-4ab5-ad4b-d04b241724c3)

---------

Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

packages/twenty-ui/src/display/icon/components/IconRelationManyToOne.tsx

@@ -0,0 +1,16 @@
+import { useTheme } from '@emotion/react';
+
+import IconRelationManyToOneRaw from '@ui/display/icon/assets/many-to-one.svg?react';
+import { IconComponentProps } from '@ui/display/icon/types/IconComponent';
+
+type IconRelationManyToOneProps = Pick<IconComponentProps, 'size' | 'stroke'>;
+
+export const IconRelationManyToOne = (props: IconRelationManyToOneProps) => {
+  const theme = useTheme();
+  const size = props.size ?? 24;
+  const stroke = props.stroke ?? theme.icon.stroke.md;
+
+  return (
+    <IconRelationManyToOneRaw height={size} width={size} strokeWidth={stroke} />
+  );
+};

packages/twenty-ui/src/display/icon/components/TablerIcons.ts

@@ -3,6 +3,7 @@ export {
   Icon123,
   IconAlertCircle,
   IconAlertTriangle,
+  IconApi,
   IconApps,
   IconArchive,
   IconArchiveOff,
@@ -51,7 +52,9 @@ export {
   IconColorSwatch,
   IconMessageCircle as IconComment,
   IconCopy,
+  IconCreativeCommonsSa,
   IconCreditCard,
+  IconCsv,
   IconCurrencyBaht,
   IconCurrencyDirham,
   IconCurrencyDollar,
@@ -85,8 +88,8 @@ export {
   IconFilter,
   IconFilterOff,
   IconFocusCentered,
-  IconFunction,
   IconForbid,
+  IconFunction,
   IconGripVertical,
   IconH1,
   IconH2,
@@ -169,9 +172,7 @@ export {
   IconVideo,
   IconWand,
   IconWorld,
-  IconX,
-  IconCreativeCommonsSa,
-  IconApi,
-  IconCsv,
+  IconX
 } from '@tabler/icons-react';
 export type { TablerIconsProps } from '@tabler/icons-react';
+