Fix warnings. Needs alignment

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

src/apdu.h

@@ -34,11 +34,10 @@ extern bool app_exists(const uint8_t *aid, size_t aid_len);
 extern int register_app(int (*)(app_t *, uint8_t), const uint8_t *);
 extern int select_app(const uint8_t *aid, size_t aid_len);
 
-PACK(
 typedef struct cmd {
     uint8_t ins;
     int (*cmd_handler)(void);
-}) cmd_t;
+} cmd_t;
 
 extern uint8_t num_apps;
 extern app_t apps[16];

src/usb/lwip/rest.h

@@ -159,7 +159,6 @@ typedef struct {
 
 typedef int (*rest_route_handler_t)(const rest_request_t *request, rest_response_t *response);
 
-PACK(
 typedef struct {
     rest_http_method_t method;
     const char *path;
@@ -167,7 +166,7 @@ typedef struct {
     rest_route_flags_t flags;
     rest_route_param_parser_t param_parser;
     rest_session_role_t role; // Minimum required role to access this route (only relevant if REST_ROUTE_REQUIRE_AUTH flag is set)
-}) rest_route_t;
+} rest_route_t;
 
 typedef struct {
     rest_route_handler_t handler;

src/usb/lwip/rest_server.c

@@ -71,13 +71,12 @@ static pthread_t rest_thread;
 #endif
 static rest_conn_t conns[REST_MAX_CONNS];
 
-PACK(
 typedef struct {
     volatile long pending;
     rest_conn_t *conn;
     rest_route_handler_t handler;
     rest_request_t request;
-}) rest_core1_job_t;
+} rest_core1_job_t;
 
 typedef struct {
     rest_response_t response;
@@ -115,11 +114,10 @@ static void rest_core1_job_pending_store(bool pending) {
 #endif
 }
 
-PACK(
 typedef struct {
     rest_header_id_t id;
     const char *name;
-}) rest_header_descriptor_t;
+} rest_header_descriptor_t;
 
 static const rest_header_descriptor_t rest_http_headers[REST_HEADER_TOTAL_COUNT] = {
     { REST_HEADER_USER_AGENT, "User-Agent" },