Fixed: Fix inverted typo in termcap values for KEYCODE_PAGE_UP and KEYCODE_PAGE_DOWN

Found by AstroSnail (#5052 (comment))

Closes #5052

Author: agnostic-apollo

terminal-emulator/src/main/java/com/termux/terminal/KeyHandler.java

@@ -120,8 +120,8 @@ public final class KeyHandler {
         TERMCAP_TO_KEYCODE.put("kDN", KEYMOD_SHIFT | KEYCODE_DPAD_DOWN); // non-standard shifted arrow down
         TERMCAP_TO_KEYCODE.put("kF", KEYMOD_SHIFT | KEYCODE_DPAD_DOWN); // terminfo=kind, scroll-forward key
         TERMCAP_TO_KEYCODE.put("kI", KEYCODE_INSERT);
-        TERMCAP_TO_KEYCODE.put("kN", KEYCODE_PAGE_UP);
-        TERMCAP_TO_KEYCODE.put("kP", KEYCODE_PAGE_DOWN);
+        TERMCAP_TO_KEYCODE.put("kP", KEYCODE_PAGE_UP);
+        TERMCAP_TO_KEYCODE.put("kN", KEYCODE_PAGE_DOWN);
         TERMCAP_TO_KEYCODE.put("kR", KEYMOD_SHIFT | KEYCODE_DPAD_UP); // terminfo=kri, scroll-backward key
         TERMCAP_TO_KEYCODE.put("kUP", KEYMOD_SHIFT | KEYCODE_DPAD_UP); // non-standard shifted up