P4TB-246: Follow-up, another tweak to the Options panel to make it look good on Linux.

addon/content/dialogs/options.xhtml

@@ -262,12 +262,12 @@
               <html:br/>
               <label class="text-link"
                      onclick="pEpOptions.openLink('https://play.google.com/store/apps/details?id=security.pEp');">
-                <!-- Icon not displayed correctly with height less than 54px, 62px on Mac -->
-                <html:img style="height: 62px;" alt="Android" src="chrome://pEp4Tb/content/resources/images/google.svg"/>
+                <!-- Icon not displayed correctly with height less than 54px on Windows, 62px on Mac, 67px on Linux -->
+                <html:img style="height: 67px;" alt="Android" src="chrome://pEp4Tb/content/resources/images/google.svg"/>
               </label>
               <label class="text-link"
                      onclick="pEpOptions.openLink('https://apps.apple.com/us/app/p-p/id1375458631');">
-                <html:img style="height: 62px;" alt="iOS" src="chrome://pEp4Tb/content/resources/images/apple.svg"/>
+                <html:img style="height: 67px;" alt="iOS" src="chrome://pEp4Tb/content/resources/images/apple.svg"/>
               </label>
             </html:div>
           </html:div>