[마이][Common] 버킷리스트 수정화면 글자수 제한 설정

app/src/main/res/layout/fragment_add_my_bucket_list.xml

@@ -22,9 +22,11 @@
     android:layout_marginEnd="20dp"
     android:background="@null"
     android:hint="@string/make_my_bucket_list"
+    android:maxLength="15"
     android:imeOptions="normal"
     android:lineSpacingExtra="11sp"
     android:maxLines="2"
+    tools:text="ddddddddddddddddddddddddddddddddddddddddd"
     android:textAlignment="center"
     android:textColor="@color/CFFFFFF"
     android:textColorHint="#80FFFFFF"