Remove unneeded "post_boot_py"

This was only used in espressif but became a no-op in
5e26862b2c so it should just be removed.

main.c

@@ -903,12 +903,8 @@ static void __attribute__ ((noinline)) run_boot_py(safe_mode_t safe_mode) {
         #endif
     }
 
-    port_post_boot_py(true);
-
     cleanup_after_vm(_exec_result.exception);
     _exec_result.exception = NULL;
-
-    port_post_boot_py(false);
 }
 
 static int run_repl(safe_mode_t safe_mode) {

ports/espressif/supervisor/port.c

@@ -509,12 +509,6 @@ void port_boot_info(void) {
 }
 #endif
 
-void port_post_boot_py(bool heap_valid) {
-    if (!heap_valid && filesystem_present()) {
-    }
-}
-
-
 // Wrap main in app_main that the IDF expects.
 extern void main(void);
 extern void app_main(void);

ports/zephyr-cp/cptools/build_circuitpython.py

@@ -300,7 +300,6 @@ async def build_circuitpython():
         portdir / "common-hal/microcontroller/Pin.c",
         portdir / "common-hal/microcontroller/Processor.c",
         portdir / "common-hal/os/__init__.c",
-        "supervisor/stub/misc.c",
         "shared/readline/readline.c",
         "shared/runtime/context_manager_helpers.c",
         "shared/runtime/pyexec.c",

supervisor/port.h

@@ -95,12 +95,6 @@ void port_wake_main_task_from_isr(void);
 // CircuitPython task when others are done.
 void port_yield(void);
 
-// Some ports need special handling just after completing boot.py execution.
-// This function is called once while boot.py's VM is still valid, and
-// then a second time after the VM is finalized.
-// A default weak implementation is provided that does nothing.
-void port_post_boot_py(bool heap_valid);
-
 // Some ports want to add information to boot_out.txt.
 // A default weak implementation is provided that does nothing.
 void port_boot_info(void);

supervisor/stub/misc.c

@@ -1,13 +0,0 @@
-// This file is part of the CircuitPython project: https://circuitpython.org
-//
-// SPDX-FileCopyrightText: Copyright (c) 2022 Jeff Epler for Adafruit Industries
-//
-// SPDX-License-Identifier: MIT
-#include "stdbool.h"
-
-#include "supervisor/port.h"
-#include "py/mpconfig.h"
-
-
-MP_WEAK void port_post_boot_py(bool heap_valid) {
-}

supervisor/supervisor.mk

@@ -19,7 +19,6 @@ SRC_SUPERVISOR = \
 	supervisor/shared/traceback.c \
 	supervisor/shared/translate/translate.c \
 	supervisor/shared/workflow.c \
-	supervisor/stub/misc.c \
 
 # For tlsf
 CFLAGS += -D_DEBUG=0