FEATURE: remove the timecop gem

We should only have one way of mocking time, misuse of timecop
was causing build stability issues

spec/components/email/processor_spec.rb

@@ -44,14 +44,14 @@ describe Email::Processor do
         Email::Processor.process!(mail2)
       }.to change { EmailLog.count }.by(0)
 
-      Timecop.freeze(Date.today + 1) do
-        key = "rejection_email:#{[from]}:email_reject_empty:#{Date.today}"
-        $redis.expire(key, 0)
+      freeze_time(Date.today + 1)
 
-        expect {
-          Email::Processor.process!(mail3)
-        }.to change { EmailLog.count }.by(1)
-      end
+      key = "rejection_email:#{[from]}:email_reject_empty:#{Date.today}"
+      $redis.expire(key, 0)
+
+      expect {
+        Email::Processor.process!(mail3)
+      }.to change { EmailLog.count }.by(1)
     end
   end
 

spec/components/email/receiver_spec.rb

@@ -97,13 +97,13 @@ describe Email::Receiver do
       expect(email_log.bounced).to eq(true)
       expect(email_log.user.user_stat.bounce_score).to eq(2)
 
-      Timecop.freeze(2.days.from_now) do
-        expect { process(:hard_bounce_via_verp_2) }.to raise_error(Email::Receiver::BouncedEmailError)
+      freeze_time 2.days.from_now
 
-        email_log_2.reload
-        expect(email_log_2.bounced).to eq(true)
-        expect(email_log_2.user.user_stat.bounce_score).to eq(4)
-      end
+      expect { process(:hard_bounce_via_verp_2) }.to raise_error(Email::Receiver::BouncedEmailError)
+
+      email_log_2.reload
+      expect(email_log_2.user.user_stat.bounce_score).to eq(4)
+      expect(email_log_2.bounced).to eq(true)
     end
 
   end