boot: zephyr: split esp32 to esp32_devkitc_{wroom,wrover}

This is a follow-up on upstream Zephyr split from `esp32` to distinct
esp32_devkitc_wroom and esp32_devkitc_wrover (see [1] and [2]).

[1] https://github.com/zephyrproject-rtos/zephyr/pull/58454
[2] 3776402f40

Signed-off-by: Marcin Niestroj <m.niestroj@emb.dev>

boot/zephyr/boards/esp32_devkitc_wrover.conf

@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_BOOT_MAX_IMG_SECTORS=512
+CONFIG_BOOT_UPGRADE_ONLY=y
+CONFIG_BOOT_VALIDATE_SLOT0=n
+CONFIG_BOOT_SIGNATURE_TYPE_NONE=y
+CONFIG_BOOT_BANNER=n
+
+CONFIG_UART_CONSOLE=n
+CONFIG_CONSOLE=n
+
+CONFIG_MCUBOOT_LOG_LEVEL_OFF=y
+CONFIG_LOG_DEFAULT_LEVEL=0
+CONFIG_DEBUG=n
+
+CONFIG_HEAP_MEM_POOL_SIZE=4096