fix ci with usbh and unit test

src/host/usbh.c

@@ -578,9 +578,9 @@ bool tuh_control_xfer (tuh_xfer_t* xfer)
 
 TU_ATTR_ALWAYS_INLINE static inline void _set_control_xfer_stage(uint8_t stage)
 {
-  osal_mutex_lock(_usbh_mutex, OSAL_TIMEOUT_WAIT_FOREVER);
+  (void) osal_mutex_lock(_usbh_mutex, OSAL_TIMEOUT_WAIT_FOREVER);
   _ctrl_xfer.stage = stage;
-  osal_mutex_unlock(_usbh_mutex);
+  (void) osal_mutex_unlock(_usbh_mutex);
 }
 
 static void _xfer_complete(uint8_t daddr, xfer_result_t result)

test/unit-test/test/device/msc/test_msc_device.c

@@ -28,6 +28,7 @@
 #include "unity.h"
 
 // Files to test
+#include "osal/osal.h"
 #include "tusb_fifo.h"
 #include "tusb.h"
 #include "usbd.h"

test/unit-test/test/device/usbd/test_usbd.c

@@ -25,6 +25,7 @@
 #include "unity.h"
 
 // Files to test
+#include "osal/osal.h"
 #include "tusb_fifo.h"
 #include "tusb.h"
 #include "usbd.h"

test/unit-test/test/test_fifo.c

@@ -26,6 +26,8 @@
 
 #include <string.h>
 #include "unity.h"
+
+#include "osal/osal.h"
 #include "tusb_fifo.h"
 
 #define FIFO_SIZE 10
@@ -315,4 +317,4 @@ void test_rd_idx_wrap()
   n = tu_fifo_read_n(&ff10, dst, 4);
   TEST_ASSERT_EQUAL(n, 2);
   TEST_ASSERT_EQUAL(ff10.rd_idx, 6);
-}
+}