refactor(auth): [PM-8976] migrate two-factor setup component to Tailwind and standalone

- Remove Bootstrap styles from two-factor-setup component and replace with Tailwind equivalents
- Convert two factor components to standalone components to move away from LooseComponents
- Replace ul/li list with bit-item-group and bit-item components
- Integrate with the bit design system

---------

Co-authored-by: Oscar Hinton <Hinton@users.noreply.github.com>
Co-authored-by: Jared Snider <116684653+JaredSnider-Bitwarden@users.noreply.github.com>

apps/web/src/scss/plugins.scss

@@ -30,12 +30,6 @@
   width: 100%;
 }
 
-.list-group-2fa {
-  .logo-2fa {
-    min-width: 120px;
-  }
-}
-
 @each $mfaType in $mfaTypes {
   .mfaType#{$mfaType} {
     content: url("../images/two-factor/" + $mfaType + ".png");
@@ -66,14 +60,6 @@
   }
 }
 
-.recovery-code-img {
-  @include themify($themes) {
-    content: url("../images/two-factor/rc" + themed("mfaLogoSuffix"));
-    max-width: 100px;
-    max-height: 45px;
-  }
-}
-
 .progress {
   @include themify($themes) {
     background-color: themed("pwStrengthBackground");