chore: remove redundant codes

src/main/frontend/components/header.css

@@ -172,11 +172,6 @@
   transform: scale(0.9);
 }
 
-#repo-name {
-  @apply inline-flex items-center whitespace-nowrap;
-  max-width: 16ch;
-}
-
 .button {
   @apply h-8 px-2.5 py-1 rounded-md opacity-90 block select-none hover:opacity-100 active:opacity-80;