chore: update `gitlab` and `bitbacket` css class name

src/client/theme-default/styles/icons.css

@@ -122,10 +122,10 @@
   --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M23.498 6.186a3.016 3.016 0 0 0-2.122-2.136C19.505 3.545 12 3.545 12 3.545s-7.505 0-9.377.505A3.017 3.017 0 0 0 .502 6.186C0 8.07 0 12 0 12s0 3.93.502 5.814a3.016 3.016 0 0 0 2.122 2.136c1.871.505 9.376.505 9.376.505s7.505 0 9.377-.505a3.015 3.015 0 0 0 2.122-2.136C24 15.93 24 12 24 12s0-3.93-.502-5.814zM9.545 15.568V8.432L15.818 12l-6.273 3.568z'/%3E%3C/svg%3E");
 }
 /* gitlab: under MIT from https://icon-sets.iconify.design/akar-icons/gitlab-fill/ */
-.vpi-repo-gitlab {
+.vpi-social-gitlab {
   --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='m22.749 9.769l-.031-.08l-3.027-7.9a.79.79 0 0 0-.782-.495a.8.8 0 0 0-.456.17a.8.8 0 0 0-.268.408L16.14 8.125H7.865L5.822 1.872a.8.8 0 0 0-.269-.409a.81.81 0 0 0-.926-.05c-.14.09-.25.22-.312.376L1.283 9.684l-.03.08a5.62 5.62 0 0 0 1.864 6.496l.01.008l.028.02l4.61 3.453l2.282 1.726l1.39 1.049a.935.935 0 0 0 1.13 0l1.389-1.05l2.281-1.726l4.639-3.473l.011-.01A5.62 5.62 0 0 0 22.75 9.77'/%3E%3C/svg%3E");
 }
 /* bitbucket: under MIT from https://icon-sets.iconify.design/pajamas/bitbucket/ */
-.vpi-repo-bitbucket {
+.vpi-social-bitbucket {
   --icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23000' d='M1.454 1.816a.45.45 0 0 0-.345.153a.44.44 0 0 0-.103.358L2.91 13.684c.049.287.3.498.596.5h9.135a.45.45 0 0 0 .449-.37L14.994 2.33a.44.44 0 0 0-.1-.358a.45.45 0 0 0-.342-.156zm8.018 8.208H6.557l-.79-4.05h4.412z'/%3E%3C/svg%3E");
 }