DatePicker: Not possible to enter 1979/02/28 when dateFormat is set to 'yy/mm/dd'

[ivantakahasi]

Describe the bug

"When setting the date format of the DatePicker to 'yy/mm/dd',
it becomes very difficult to manually enter the last part of the date, such as '28' or '20'."

Reproducer

https://stackblitz.com/run?file=src%2FApp.vue

PrimeVue version

4.2.5

Vue version

3.x

Language

TypeScript

Build / Runtime

TypeScript

Browser(s)

Edge, Chrome

Steps to reproduce the behavior

1 - set yy/mm/dd to date-format
2 - set true to manual-input
3 - try to type 1979/02/28 using your keyboad.
and then you find it difficult to enter the last date, '28'.

Expected behavior

Should be able to enter 1979/02/28