[DSC-2853] fix progress bar label and update section title color

Author: Mykhaylo Boychuk

src/app/submission/sections/container/section-container.component.html

@@ -13,7 +13,7 @@
                  [destroyOnHide]="false">
     <ngb-panel id="{{ sectionData.id }}" [type]="sectionRef.isInfo() ? 'info' : ''">
       <ng-template ngbPanelTitle>
-        <span [ngClass]="{ 'text-black' : sectionRef.isInfo()}" class="float-left section-title" tabindex="0">{{
+        <span [ngClass]="{ 'text-white' : sectionRef.isInfo()}" class="float-left section-title" tabindex="0">{{
           'submission.sections.'+sectionData.header | translate
           }}</span>
         <div class="d-inline-block float-right">

src/assets/i18n/en.json5

@@ -7225,7 +7225,7 @@
 
   "submission.sections.submit.progressbar.license": "Deposit license",
 
-  "submission.sections.submit.progressbar.opfpolicy": "Jisc Open Policy Finder policies",
+  "submission.sections.submit.progressbar.opfPolicies": "Jisc Open Policy Finder policies",
 
   "submission.sections.submit.progressbar.upload": "Upload files",