Adds Cloudflare to the list of sponsors (#12410)

Co-authored-by: Chris Swithinbank <[email protected]>

Author: trueberryless

src/components/LeftSidebar/Sponsors.astro

@@ -3,6 +3,7 @@ import Netlify from './logos/netlify.svg';
 import Webflow from './logos/webflow.svg';
 import Sentry from './logos/sentry.svg';
 import Mux from './logos/mux.svg';
+import Cloudflare from './logos/cloudflare.svg';
 
 const instanceId = Math.floor(Math.random() * 100_000);
 ---
@@ -80,6 +81,13 @@ const instanceId = Math.floor(Math.random() * 100_000);
 		<Webflow width="110" aria-hidden="true" />
 	</a>
 
+	<a
+		href="https://www.cloudflare.com/?utm_source=astro&utm_medium=astro&utm_campaign=astro"
+		aria-label="Cloudflare"
+	>
+		<Cloudflare style="margin: -5% 0 5%" width="120" aria-hidden="true" />
+	</a>
+
 	{/* Spacer element to push following logos onto a new row. */}
 	<div style="flex-basis: 100%"></div>