add icons for discord and tiktok (#2833)

Author: daria-marczak

src/components/icons/Icon.tsx

@@ -282,6 +282,7 @@ export const TYPE = {
   CYRILLIC: 'cyrillic',
   DOCUMENT: 'document',
   DOT: 'dot',
+  DISCORD: 'discord',
   DRAW: 'draw',
   DRAWING_MODE: 'drawing_mode',
   ENVELOPE: 'envelope',
@@ -393,6 +394,7 @@ export const TYPE = {
   THUMB_UP_OUTLINED: 'thumb_up_outlined',
   THUMB_UP: 'thumb_up',
   TITLE: 'title',
+  TIKTOK: 'tiktok',
   TOUGHEST_QUESTIONS_ALT: 'toughest_questions_alt',
   TOUGHEST_QUESTIONS: 'toughest_questions',
   TRASH: 'trash',

src/components/icons/get-icon-group.ts

@@ -214,12 +214,14 @@ const iconMap = {
     'brainly_oval',
     'brainly_parallelogram',
     'facebook',
+    'discord',
     'google',
     'instagram',
     'linkedin',
     'medium',
     'twitter',
     'youtube',
+    'tiktok',
   ],
 };
 const groups = Object.keys(iconMap);