fix psram check

src/util/PSRAM.cpp

@@ -1,12 +0,0 @@
-#include "esp_psram.h"
-#include "esp32-hal.h"
-#include "PSRAM.h"
-
-const bool PSRAM::found(void)
-{
-#if CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C6 || DISABLE_PSRAMCHECK || CORE32SOLO1
-    return psramFound();
-#else
-    return psramFound() && esp_psram_is_initialized();
-#endif
-}

src/util/PSRAM.h

@@ -1,11 +0,0 @@
-#pragma once
-
-class PSRAM
-{
-    public:
-    // this function is a replacement for `psramFound()`.
-// `psramFound()` can return true even if no PSRAM is actually installed
-// This new version also checks `esp_spiram_is_initialized` to know if the PSRAM is initialized
-    static const bool found(void);
-
-};