fix: footer 소셜 아이콘 색 변경

Author: emscb

src/components/Footer.css

@@ -72,6 +72,10 @@
   transform: scale(1.2);
 }
 
+.footer-social a {
+  color: inherit;
+}
+
 .footer-copy {
   margin-top: 15px;
   font-size: 0.8rem;