Improve environments compat description and fix accessibility issues project-wide

apps/frontend/src/pages/dashboard/organizations.vue

@@ -6,7 +6,7 @@
         <h2 class="header__title text-2xl">Organizations</h2>
         <div class="input-group">
           <button class="iconified-button brand-button" @click="openCreateOrgModal">
-            <PlusIcon />
+            <PlusIcon aria-hidden="true" />
             Create organization
           </button>
         </div>
@@ -30,7 +30,7 @@
               </div>
               <span class="stat-bar">
                 <div class="stats">
-                  <UsersIcon />
+                  <UsersIcon aria-hidden="true" />
                   <span>
                     {{ onlyAcceptedMembers(org.members).length }} member<template
                       v-if="onlyAcceptedMembers(org.members).length !== 1"