Fix: player entercode 2~8 digits

src/web/module/maestro_section_add_player.html

@@ -99,7 +99,7 @@ function onErrorPlayerPW(message) {
 				<label for="entercode" class="col-sm-3 col-form-label">입장 번호</label>
 				<div class="col-sm-9">
 					<input type="text" class="form-control col-sm-9" id="entercode" placeholder="입장 번호 입력">
-					<small class="form-text text-muted">2~6자리의 숫자</small>
+					<small class="form-text text-muted">2~8자리의 숫자</small>
 					<button type="button" class="col-sm-7 btn btn-primary btn-lg mt-3" onClick="addPlayer()">추가</button>
 				</div>
 			</div>