Combine assertions about same setup in `Account#suspend!` spec (#28787)

spec/models/account_spec.rb

@@ -9,14 +9,10 @@ RSpec.describe Account do
     let(:bob) { Fabricate(:account, username: 'bob') }
 
     describe '#suspend!' do
-      it 'marks the account as suspended' do
-        subject.suspend!
-        expect(subject.suspended?).to be true
-      end
-
-      it 'creates a deletion request' do
-        subject.suspend!
-        expect(AccountDeletionRequest.where(account: subject).exists?).to be true
+      it 'marks the account as suspended and creates a deletion request' do
+        expect { subject.suspend! }
+          .to change(subject, :suspended?).from(false).to(true)
+          .and(change { AccountDeletionRequest.exists?(account: subject) }.from(false).to(true))
       end
 
       context 'when the account is of a local user' do