use hubspot based ads instead of stored files

docsite/_themes/srtd/layout.html

@@ -169,7 +169,7 @@
 <span class="hs-cta-wrapper" id="hs-cta-wrapper-71d47584-8ef5-4b06-87ae-8d25bc2a837e">
     <span class="hs-cta-node hs-cta-71d47584-8ef5-4b06-87ae-8d25bc2a837e" id="hs-cta-71d47584-8ef5-4b06-87ae-8d25bc2a837e">
         <!--[if lte IE 8]><div id="hs-cta-ie-element"></div><![endif]-->
-        <a href="http://cta-redirect.hubspot.com/cta/redirect/330046/71d47584-8ef5-4b06-87ae-8d25bc2a837e"><img class="hs-cta-img" id="hs-cta-img-71d47584-8ef5-4b06-87ae-8d25bc2a837e" style="border-width:0px;" src="https://no-cache.hubspot.com/cta/default/330046/71d47584-8ef5-4b06-87ae-8d25bc2a837e.png" /></a>
+        <a href="http://cta-redirect.hubspot.com/cta/redirect/330046/71d47584-8ef5-4b06-87ae-8d25bc2a837e"><img class="hs-cta-img" id="hs-cta-img-71d47584-8ef5-4b06-87ae-8d25bc2a837e" style="border-width:0px;" src="https://cdn2.hubspot.net/hubfs/330046/docs-graphics/ASB-docs-left-rail.png" /></a>
     </span>
     <script charset="utf-8" src="https://js.hscta.net/cta/current.js"></script>
         <script type="text/javascript">
@@ -199,10 +199,10 @@
           <!-- Tower ads -->
           <a class="DocSiteBanner" href="http://www.ansible.com/tower?utm_source=docs">
             <div class="DocSiteBanner-imgWrapper">
-              <img src="{{ pathto('_static/', 1) }}images/banner_ad_1.png">
+              <img src="https://cdn2.hubspot.net/hubfs/330046/docs-graphics/ASB-docs-top-left.png">
             </div>
             <div class="DocSiteBanner-imgWrapper">
-              <img src="{{ pathto('_static/', 1) }}images/banner_ad_2.png">
+              <img src="https://cdn2.hubspot.net/hubfs/330046/docs-graphics/ASB-docs-top-right.png">
             </div>
           </a>