Remove redundant Profile access test cases

The user being created was no different than what `be_allowed_for` was
doing behind the scenes so we were essentially testing all user-level
accesses twice.

spec/features/security/profile_access_spec.rb

@@ -3,13 +3,9 @@ require 'spec_helper'
 describe "Profile access", feature: true  do
   include AccessMatchers
 
-  before do
-    @u1 = create(:user)
-  end
   describe "GET /profile/keys" do
     subject { profile_keys_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }
@@ -18,7 +14,6 @@ describe "Profile access", feature: true  do
   describe "GET /profile" do
     subject { profile_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }
@@ -27,7 +22,6 @@ describe "Profile access", feature: true  do
   describe "GET /profile/account" do
     subject { profile_account_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }
@@ -36,7 +30,6 @@ describe "Profile access", feature: true  do
   describe "GET /profile/preferences" do
     subject { profile_preferences_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }
@@ -45,7 +38,6 @@ describe "Profile access", feature: true  do
   describe "GET /profile/audit_log" do
     subject { audit_log_profile_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }
@@ -54,7 +46,6 @@ describe "Profile access", feature: true  do
   describe "GET /profile/notifications" do
     subject { profile_notifications_path }
 
-    it { is_expected.to be_allowed_for @u1 }
     it { is_expected.to be_allowed_for :admin }
     it { is_expected.to be_allowed_for :user }
     it { is_expected.to be_denied_for :visitor }