fix: progressive registration for customers

Show disabled Business Email with prefiled email instead of hiding it for Customer users.

Author: Maksym Mykhailenko

src/projects/create/components/FillProjectDetails.js

@@ -322,6 +322,9 @@ const mapStateToProps = ({ settings, loadUser }) => {
       !profileSettings.workingHourStart ||
       !profileSettings.workingHourEnd
   } else {
+    if (!profileSettings.businessEmail) {
+      profileSettings.businessEmail = loadUser.user.email
+    }
     isMissingUserInfo =
       !profileSettings.firstName ||
       !profileSettings.lastName ||

src/projects/create/components/UpdateUserInfo.js

@@ -60,7 +60,7 @@ class UpdateUserInfo extends Component {
             isManager={isManager}
             showTitle={!isTopcoderUser}
             showAvatar={false}
-            showBusinessEmail={false}
+            showBusinessEmail={!isTopcoderUser}
             showBusinessPhone={!isTopcoderUser}
             showCompanyName={!isTopcoderUser}
             isRequiredTimeZone={isTopcoderUser}

src/routes/settings/routes/profile/components/ProfileSettingsForm.jsx

@@ -236,7 +236,7 @@ class ProfileSettingsForm extends Component {
         {this.getField('Last Name', 'lastName', true)}
         {showTitle && this.getField('Title', 'title', true)}
         {showBusinessEmail &&
-          this.getField('Business Email', 'businessEmail', isRequiredBusinessEmail)}
+          this.getField('Business Email', 'businessEmail', isRequiredBusinessEmail, true)}
         {showBusinessPhone && (
           <div className="field">
             <div className="label">