STM32F7xx is gone

Marlin/src/pins/pins.h

 #elif MB(THE_BORG)
   #include "stm32/pins_THE_BORG.h"              // STM32F7                                env:STM32F7
 #elif MB(REMRAM_V1)
-  #include "stm32/pins_REMRAM_V1.h"             // STM32F7                                env:STM32F7xx
+  #include "stm32/pins_REMRAM_V1.h"             // STM32F7                                env:STM32F7
 
 //
 // Espressif ESP32