fix: 스폰서 이미지 크기가 각자 다른 이슈 수정 (#229)

apps/web/src/components/organisms/SponsorSection/index.module.scss

@@ -22,7 +22,7 @@
     }
 
     .sponsorImage {
-      object-fit: contain;
+      object-fit: cover;
     }
   }
 }

apps/web/src/components/organisms/SponsorSection/index.tsx

@@ -2,10 +2,8 @@ import Image from 'next/image';
 
 import { Button } from '@dnd-academy/ui';
 
-import ExternalLink from '@/components/atoms/ExternalLink';
 import SectionTitle from '@/components/atoms/SectionTitle';
 import { LinkIcon } from '@/lib/assets/icons';
-import { EliceLogo, NotefolioLogo } from '@/lib/assets/logos';
 
 import styles from './index.module.scss';
 
@@ -19,7 +17,7 @@ function SponsorSection() {
     { sponsor: 'maru180', url: 'https://maru.org', image: 'maru180.png' },
     { sponsor: 'asan-nanum', url: 'https://asan-nanum.org', image: 'asan-nanum.png' },
     { sponsor: 'impact-campus', url: 'https://impactcampus.campaignus.me', image: 'impact-campus.png' },
-    // { sponsor: 'notefolio', url: 'https://notefolio.net', image: 'notefolio.png' },
+    { sponsor: 'notefolio', url: 'https://notefolio.net', image: 'notefolio.png' },
   ];
 
   return (
@@ -46,12 +44,6 @@ function SponsorSection() {
             />
           </a>
         ))}
-        <ExternalLink href="https://notefolio.net">
-          <NotefolioLogo className={styles.sponsorLogo} />
-        </ExternalLink>
-        <ExternalLink href="https://elice.io/ko">
-          <EliceLogo className={styles.sponsorLogo} />
-        </ExternalLink>
       </div>
       <Button
         isExternalLink