remove unused component

src/components/greeting.jsx

@@ -1,15 +0,0 @@
-export default function Greeting() {
-  const hour = new Date().getHours();
-
-  let day = "day";
-
-  if (hour < 12) {
-    day = "morning";
-  } else if (hour < 17) {
-    day = "afternoon";
-  } else {
-    day = "evening";
-  }
-
-  return <div className="self-end grow text-2xl font-thin text-theme-800 dark:text-theme-200">Good {day}</div>;
-}