Update social media links to align with widely used platforms

Author: gemenerik

src/_includes/nav.html

@@ -15,16 +15,12 @@
                             <div class="social-bar">
                                 <a href="https://github.com/bitcraze"><i
                                     class="fa-brands fa-github"></i></a>
-                                <a rel="me" href="https://fosstodon.org/@bitcraze"><i
-                                    class="fa-brands fa-mastodon"></i></a>
-                                <a href="https://twitter.com/bitcraze_se"><i
-                                    class="fa-brands fa-x-twitter"></i></a>
-                                <a href="https://instagram.com/bitcraze"><i
-                                        class="fa-brands fa-instagram"></i></a>
                                 <a href="https://www.linkedin.com/company/bitcraze-ab/"><i
                                     class="fa-brands fa-linkedin"></i></a>
-                                <a href="https://www.facebook.com/bitcraze"><i
-                                        class="fa-brands fa-facebook"></i></a>
+                                <a href="https://bsky.app/profile/bitcraze.io"><i
+                                    class="fa-brands fa-bluesky"></i></a>
+                                <a rel="me" href="https://fosstodon.org/@bitcraze"><i
+                                    class="fa-brands fa-mastodon"></i></a>
                                 <a href="/feed/" data-proofer-ignore><i
                                         class="fa-solid fa-rss"></i></a>
                             </div>