make the ptext_prompt func can define which keyboard to enter (#2608)

* _

* format

* use define

firmware/application/external/metronome/ui_metronome.cpp

@@ -212,6 +212,7 @@ MetronomeTapTempoView::MetronomeTapTempoView(NavigationView& nav, uint16_t bpm)
             nav_,
             input_buffer,
             3,
+            ENTER_KEYBOARD_MODE_DIGITS,
             [this](std::string& buffer) {
                 if (buffer.empty()) {
                     return;