Changing the banner to indicate that TLS 1.2 enforcement took place (#8046)

* Changing banner to indicate that TLS 1.2 enforcement took place.

Co-authored-by: Loïc Sharma <[email protected]>

Author: agr

src/NuGetGallery/Views/Shared/Gallery/Header.cshtml

@@ -23,8 +23,7 @@
         <div class="col-sm-12">
             <i class="ms-Icon ms-Icon--Warning" aria-hidden="true"></i>
             <span>
-                NuGet.org will permanently <a href="https://devblogs.microsoft.com/nuget/nuget-org-will-permanently-remove-support-for-tls-1-0-and-1-1-on-june-15th/">
-                remove support</a> for TLS 1.0 and 1.1 on June 15th. Please ensure that your systems use TLS 1.2.
+                NuGet.org had TLS 1.0 and 1.1 disabled. Please refer to our <a href="https://devblogs.microsoft.com/nuget/deprecating-tls-1-0-and-1-1-on-nuget-org/">blog post</a> if you are having connection issues.
             </span>
         </div>
     </div>
@@ -276,4 +275,4 @@
             </div>
         </div>
     </div>
-}
+}