Fix assignee text alignment

Author: MichaelSun48

static/app/components/assigneeSelectorDropdown.tsx

@@ -589,6 +589,7 @@ export default function AssigneeSelectorDropdown({
 export const AssigneeWrapper = styled('div')`
   display: flex;
   justify-content: flex-end;
+  text-align: left;
 `;
 
 const AssigneeDropdownButton = styled(DropdownButton)`