labs: change chrome and edge icons in JNLP getting started

The previous ones were failing to fetch in CF CI, and were different
from the ones used in the overview anyway.

Author: yuri91

sites/labs/src/content/docs/cheerpj-applet-runner/03-getting-started/install-chrome.mdx

@@ -8,10 +8,10 @@ import LinkButton from "@leaningtech/astro-theme/components/LinkButton.astro";
 This tutorial will take you step by step on installing the CheerpJ Applet Runner extension for Chrome.
 
 <LinkButton
-	href="https://chromewebstore.google.com/detail/cheerpj-applet-runner/bbmolahhldcbngedljfadjlognfaaein"
-	label="Add to Chrome"
-	type="primary"
-	iconRight="ri:chrome-fill"
+  type="primary"
+  href="https://chrome.google.com/webstore/detail/cheerpj-applet-runner/bbmolahhldcbngedljfadjlognfaaein"
+  label="Add to Chrome"
+  iconLeft="openmoji:chrome"
 />
 
 ## Step 1

sites/labs/src/content/docs/cheerpj-applet-runner/03-getting-started/install-edge.mdx

@@ -8,10 +8,10 @@ import LinkButton from "@leaningtech/astro-theme/components/LinkButton.astro";
 This tutorial will take you step by step on how to install the CheerpJ Applet Runner extension for Edge.
 
 <LinkButton
-	href="https://microsoftedge.microsoft.com/addons/detail/cheerpj-applet-runner/ebfcpaoldmijengghefpohddmfpndmic"
-	label="Add to Edge"
 	type="primary"
-	iconRight="ri:edge-fill"
+	href="https://microsoftedge.microsoft.com/addons/detail/cheerpj-applet-runner/ebfcpaoldmijengghefpohddmfpndmic"
+	label="Add to Microsoft Edge"
+	iconLeft="openmoji:edge"
 />
 
 ## Step 1