Switch to pngs from svg for new beta email footer

ruby/lib/jam_ruby/app/views/jam_ruby/user_mailer/welcome_message.html.erb

@@ -123,7 +123,7 @@
 
 <div>
   <h4 style="margin-bottom: 0">5. Connect With Other Musicians</h4>
-  <p style="margin-top: 0">When you’re ready to go, if you have friends you want to play with, invite them to sign up for JamKazam, and when they’ve signed up, send them a friend connection request. To connect with musicians who are already on JamKazam, <a href="https://beta.jamkazam.com/friends">read this article</a> for instructions on how you can search, find, and message existing JamKazam users that look like good musical matches for you. 
+  <p style="margin-top: 0">When you’re ready to go, if you have friends you want to play with, invite them to sign up for JamKazam, and when they’ve signed up, send them a friend connection request. To connect with musicians who are already on JamKazam, <a href="https://jamkazam.freshdesk.com/support/solutions/articles/66000526937-finding-others-to-play-with-website-">read this article</a> for instructions on how you can search, find, and message existing JamKazam users that look like good musical matches for you.
   </p>
   <p>As a new user, you get our premium gold subscription plan features for your first 30 days after signing up for your account, so be sure to jump in quickly to get the full JamKazam experience. After 30 days, you can choose to keep playing on the free plan or support our continued development of the JamKazam platform and enjoy a premium experience by selecting a <a href="https://jamkazam.freshdesk.com/support/solutions/articles/66000122535">paid subscription plan</a>. If you run into any trouble while getting set up to play, you can get help from our support team by <a href="https://www.jamkazam.com/help_desk">opening a ticket with our help desk</a> (recommended), or email our support team at <a href="mailto:support@jamkazam.com">support@jamkazam.com</a>.
   </p>

ruby/lib/jam_ruby/app/views/layouts/user_mailer_beta.html.erb

@@ -45,19 +45,19 @@
               <%= I18n.t "mailer_layout.footer.connect_with_us" -%>
             </span>
             <a href="https://www.facebook.com/JamKazam/" target="_blank" style="text-decoration: none;">
-              <img src="<%= asset_url("email/fb-icon.svg", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="Facebook" style="width: 24px; height: 24px; margin: 0 5px;">
+              <img src="<%= asset_url("email/fb-icon.png", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="Facebook" style="width: 24px; height: 24px; margin: 0 5px;">
             </a>
             <a href="https://www.instagram.com/jamkazamofficial" target="_blank" style="text-decoration: none;">
-              <img src="<%= asset_url("email/instagram-icon.svg", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="Instagram" style="width: 24px; height: 24px; margin: 0 5px;">
+              <img src="<%= asset_url("email/instagram-icon.png", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="Instagram" style="width: 24px; height: 24px; margin: 0 5px;">
             </a>
             <a href="https://www.tiktok.com/@jamkazamofficial" target="_blank" style="text-decoration: none;">
-              <img src="<%= asset_url("email/tiktok-icon.svg", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="TikTok" style="width: 24px; height: 24px; margin: 0 5px;">
+              <img src="<%= asset_url("email/tiktok-icon.png", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="TikTok" style="width: 24px; height: 24px; margin: 0 5px;">
             </a>
             <a href="https://www.youtube.com/@jamkazam" target="_blank" style="text-decoration: none;">
-              <img src="<%= asset_url("email/youtube-icon.svg", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="YouTube" style="width: 24px; height: 24px; margin: 0 5px;">
+              <img src="<%= asset_url("email/youtube-icon.png", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="YouTube" style="width: 24px; height: 24px; margin: 0 5px;">
             </a>
             <a href="https://x.com/jamkazam" target="_blank" style="text-decoration: none;">
-              <img src=<%= asset_url("email/twitter-x-icon.svg", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="X.com" style="width: 24px; height: 24px; margin: 0 5px;">
+              <img src=<%= asset_url("email/twitter-x-icon.png", host: APP_CONFIG.action_mailer.asset_host ) -%>" alt="X.com" style="width: 24px; height: 24px; margin: 0 5px;">
             </a>
           </div>
           <p>