esp32h2beta2:rename __rom_printf_float/__rom_scanf_float

components/esp_rom/esp32h2/ld/rev2/esp32h2.rom.newlib-nano.ld

@@ -39,8 +39,8 @@ vprintf = 0x400006c8;
 viprintf = 0x400006cc;
 vsnprintf = 0x400006d0;
 vsniprintf = 0x400006d4;
-__rom_printf_float = 0x400006d8;
-__rom_scanf_float = 0x400006dc;
+_printf_float = 0x400006d8;
+_scanf_float = 0x400006dc;
 _scanf_i = 0x400006e0;
 _scanf_chars = 0x400006e4;
 sscanf = 0x400006e8;