NimBLE: Fix compilation warnings and errors

1. Remove networking macros from endian.h. They are not used in NimBLE (only used in socket transport, which our port does not use)

2. nvs_handle => nvs_handle_t

3. rom/queue.h => sys/queue.h

nimble/host/store/config/src/ble_store_nvs.c

@@ -96,7 +96,7 @@ get_nvs_db_value(int obj_type, char *key_string, union ble_store_value *val)
 {
     esp_err_t err;
     size_t required_size = 0;
-    nvs_handle nimble_handle;
+    nvs_handle_t nimble_handle;
 
     err = nvs_open(NIMBLE_NVS_NAMESPACE, NVS_READWRITE, &nimble_handle);
     if (err != ESP_OK) {
@@ -191,7 +191,7 @@ static int
 ble_nvs_delete_value(int obj_type, int8_t index)
 {
     esp_err_t err;
-    nvs_handle nimble_handle;
+    nvs_handle_t nimble_handle;
     char key_string[NIMBLE_NVS_STR_NAME_MAX_LEN];
 
     if (index > get_nvs_max_bonds(obj_type)) {
@@ -227,7 +227,7 @@ error:
 static int
 ble_nvs_write_key_value(char *key, const void *value, size_t required_size)
 {
-    nvs_handle nimble_handle;
+    nvs_handle_t nimble_handle;
     esp_err_t err;
 
     err = nvs_open(NIMBLE_NVS_NAMESPACE, NVS_READWRITE, &nimble_handle);

porting/nimble/include/os/endian.h

@@ -137,6 +137,8 @@ extern "C" {
 #define htonll      ntohll
 #endif
 
+/* These are not used in NimBLE and ESP-IDF uses them from LwIP */
+#if 0
 #ifndef ntohl
 #define ntohl(x)    os_bswap_32(x)
 #endif
@@ -152,6 +154,7 @@ extern "C" {
 #ifndef ntohs
 #define ntohs       htons
 #endif
+#endif
 
 #ifndef htobe16
 #define htobe16(x) os_bswap_16(x)

porting/nimble/include/os/queue.h

@@ -34,7 +34,7 @@
 #define	_QUEUE_H_
 
 /* The common BSD linked list queue macros are already defined here for ESP-IDF */
-#include <rom/queue.h>
+#include <sys/queue.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -43,7 +43,7 @@ extern "C" {
 /*
  * This file defines circular queues. The other types of data structures:
  * singly-linked lists, singly-linked tail queues, lists and tail queues
- * are used from rom/queue.h
+ * are used from sys/queue.h
  *
  * A singly-linked list is headed by a single forward pointer. The elements
  * are singly linked for minimum space and pointer manipulation overhead at