chore: prevent unhandled promise lint warnings in assignment toast handlers

src/app/(dashboard)/assignments/_components/edit.assignment.form.tsx

@@ -51,7 +51,7 @@ export default function EditAssignmentForm({
     if (response?.errors) {
       Object.values(response.errors as Record<string, string[]>).forEach(
         (messages) => {
-          messages.forEach((msg) => toast.error(msg))
+          messages.forEach((msg) => void toast.error(msg))
         },
       )
       return

src/app/(dashboard)/assignments/_components/new.assignment.form.tsx

@@ -50,7 +50,7 @@ export default function CreateAssignmentForm({
     if (response?.errors) {
       Object.values(response.errors as Record<string, string[]>).forEach(
         (messages) => {
-          messages.forEach((msg) => toast.error(msg))
+          messages.forEach((msg) => void toast.error(msg))
         },
       )
       return