fix: remove need for second press of ENTER

Most likely related to one of the key handling PRs such as #4849, as this is only changed in main.

Author: pfeerick

radio/src/targets/common/arm/stm32/bootloader/boot.cpp

@@ -531,8 +531,6 @@ int  bootloaderMain()
       } else if (state == ST_CLEAR_FLASH) {
         bootloaderDrawScreen(state, 0);
         lcdRefresh();
-        if(event != EVT_KEY_BREAK(KEY_ENTER))
-          continue;
         sdDone();
         spiFlashDiskEraseAll();
         sdInit();