update sponsors (Codeception#453)

Author: Arhell

_includes/sponsors.html

@@ -2,32 +2,16 @@
   <div class="container">
     <div class="row">
       <div class="col-sm-12 col-md-offset-3 col-md-6 text-center">
-        <a href="https://opencollective.com/codeception/contribute/premium-partner-11916/checkout">
-          <h3>Premium Sponsors</h3>
-        </a>
-
-
-        <a href="https://somewherewarm.com/" rel="nofollow" class="sponsors-item">
-          <img src="https://images.opencollective.com/somewherewarmgr/f8b567b/logo/256.png" alt="SomewhereWarm" title="SomewhereWarm - Living and breathing all things WooCommerce. " class="sponsors sponsors--somewherewarm">
-        </a>
-
-
         <a href="https://opencollective.com/codeception/contribute/sponsor-11887/checkout">
           <h4>Sponsors</h4>
         </a>
 
-        <a href="https://www.dharmamatch.com/" rel="nofollow" class="sponsors-item">
-          <img src="https://images.opencollective.com/dharmamatch/0a680ca/logo/256.png" alt="dharmaMatch" title="dharmaMatch is one of the longest running match-making platforms for Buddhists, Hindus, Yogis, and other spiritually-minded individuals." class="sponsors">
-        </a>&nbsp;
-
-        <a href="https://edubirdie.com/" rel="nofollow" class="sponsors-item">
-          <img src="https://images.opencollective.com/essay-writing-service-edu-birdie/b1d51ab/logo/256.png" class="sponsors">
+        <a href="https://themeisle.com/" rel="nofollow" class="sponsors-item">
+          <img src="/images/support/themeisle.png" class="sponsors sponsors--themeisle" title="themeisle" alt="Themeisle - Premium WordPress themes, Templates &amp; Plugins">
         </a>
-        &nbsp;
-
 
         <a href="https://themeisle.com/" rel="nofollow" class="sponsors-item">
-          <img src="/images/support/themeisle.png" class="sponsors sponsors--themeisle" title="themeisle" alt="Themeisle - Premium WordPress themes, Templates &amp; Plugins">
+          <img src="/images/support/vpnwelt.png" class="sponsors sponsors--vpnwelt" title="VPNwelt" alt="VPNwelt - Privacy Protection on the Internet 2021">
         </a>
 
       </div>

css/style.css

@@ -384,7 +384,8 @@ body b {
 }
 
 .sponsors--rebilly,
-.sponsors--themeisle {
+.sponsors--themeisle,
+.sponsors--vpnwelt {
   width:100px;
   background: #fff;
   border-radius: 20px;
@@ -1441,7 +1442,8 @@ body #footer .links {
   }
 
   .sponsors--rebilly,
-  .sponsors--themeisle {
+  .sponsors--themeisle,
+  .sponsors--vpnwelt {
     width: 150px;
   }