search-engines: delist startpage (#1410)

* search-engines: delist startpage

Resolves: #1409

* assets: rm StartPage.png

* search-engines.html: add a note on Startpage removal

Co-authored-by: Liz McIntyre <LizMcIntyre@users.noreply.github.com>

* Revert "search-engines.html: add a note on Startpage removal"

This reverts commit ff5ef961f1.

_includes/sections/search-engines.html

@@ -14,14 +14,6 @@ forum="https://forum.privacytools.io/t/discussion-searx/283"
 github="https://github.com/asciimoo/searx"
 %}
 
-{% include cardv2.html
-title="StartPage - Netherlands"
-image="/assets/img/provider/StartPage.png"
-description="StartPage is a search engine that provides Google search results with complete privacy protection. Behind StartPage is a European company that has been obsessive about privacy since 2006."
-website="https://www.startpage.com/"
-forum="https://forum.privacytools.io/t/discussion-startpage/284"
-%}
-
 {% include cardv2.html
 title="DuckDuckGo - USA"
 image="/assets/img/provider/DuckDuckGo.png"