Chore(backend): Enable attaching attachments to companies and people (backend) (#1726)

Enable attaching attachments to companies and people (backend)

Co-authored-by: v1b3m <vibenjamin6@gmail.com>

front/src/modules/activities/graphql/mutations/uploadAttachment.ts

@@ -1,7 +1,17 @@
 import { gql } from '@apollo/client';
 
 export const UPLOAD_ATTACHMENT = gql`
-  mutation UploadAttachment($file: Upload!, $activityId: String!) {
-    uploadAttachment(file: $file, activityId: $activityId)
+  mutation UploadAttachment(
+    $file: Upload!
+    $activityId: String!
+    $companyId: String!
+    $personId: String!
+  ) {
+    uploadAttachment(
+      file: $file
+      activityId: $activityId
+      companyId: $companyId
+      personId: $personId
+    )
   }
 `;