Remove redundant method

src/views/Lobby.vue

@@ -8,7 +8,7 @@
 			<br>
 			Game Code:
 			<code
-				v-clipboard="copy_game_code"
+				v-clipboard="game_code"
 				v-clipboard:success="copy_success"
 				v-clipboard:error="copy_error"
 			>
@@ -48,9 +48,6 @@ export default {
 				game_code: this.game_code,
 			});
 		},
-		copy_game_code() {
-			this.$clipboard(this.game_code);
-		},
 		copy_success() {
 			this.$emit(`alert`, {
 				message: `Game code copied to your clipboard.`,