Remove in_person_please_call email

This has been renamed to idv_please_call.

[skip changelog]

app/mailers/user_mailer.rb

@@ -263,8 +263,6 @@ def idv_please_call(**)
     end
   end
 
-  alias_method :in_person_please_call, :idv_please_call
-
   def in_person_completion_survey
     with_user_locale(user) do
       @header = t('user_mailer.in_person_completion_survey.header')

spec/mailers/previews/user_mailer_preview_spec.rb

@@ -2,7 +2,7 @@
 require_relative './user_mailer_preview'
 
 RSpec.describe UserMailerPreview do
-  it_behaves_like 'a mailer preview', preview_methods_that_can_be_missing: [:in_person_please_call]
+  it_behaves_like 'a mailer preview'
 
   it 'uses user and email records that cannot be saved' do
     expect(User.count).to eq(0)

spec/mailers/user_mailer_spec.rb

@@ -1319,37 +1319,6 @@ def expect_email_body_to_have_help_and_contact_links
       end
     end
 
-    describe '#in_person_please_call' do
-      let(:mail) do
-        UserMailer.with(user: user, email_address: email_address).in_person_please_call(
-          enrollment: enrollment,
-          visited_location_name: visited_location_name,
-        )
-      end
-
-      it_behaves_like 'a system email'
-      it_behaves_like 'an email that respects user email locale preference'
-
-      it 'renders the idv_please_call template' do
-        expect_any_instance_of(ActionMailer::Base).to receive(:mail)
-          .with(hash_including(template_name: 'idv_please_call'))
-          .and_call_original
-
-        mail.deliver_later
-      end
-
-      context 'when the keyword argument visited_location_name is missing' do
-        let(:mail) do
-          UserMailer.with(user: user, email_address: email_address).in_person_please_call(
-            enrollment: enrollment,
-          )
-        end
-        it 'sends the email successfully' do
-          mail.deliver_later
-        end
-      end
-    end
-
     describe '#in_person_completion_survey' do
       let(:mail) do
         UserMailer.with(user: user, email_address: email_address).in_person_completion_survey