Change timing behavior of the app

To help CI, we want the first messages of the sequence to be
predicatble. After the first burst, timing will mix messages up, which
is good for the robustness of the app.
public box threads.

Author: AlessandroA

source/client_a.cpp

@@ -67,7 +67,7 @@ static void box_async_runner(void)
             }
         }
 
-        Thread::wait(5000);
+        Thread::wait(7000);
     }
 }
 
@@ -84,6 +84,8 @@ static void box_sync_runner(void)
 
 static void client_a_main(const void *)
 {
+    Thread::wait(1000);
+
     /* Create new threads. */
     /* Note: The stack must be at least 1kB since threads will use printf. */
     Thread sync(osPriorityNormal, 1024, NULL);

source/client_b.cpp

@@ -48,6 +48,8 @@ static uint32_t get_a_number()
 
 static void client_b_main(const void *)
 {
+    Thread::wait(2000);
+
     /* The entire box code runs in its main thread. */
     while (1) {
         uvisor_rpc_result_t result;
@@ -72,6 +74,6 @@ static void client_b_main(const void *)
         number = secure_number_get_number();
         shared_pc.printf("client_b: Attempt to read : 0x%08X (granted)\r\n", (unsigned int) number);
 
-        Thread::wait(3000);
+        Thread::wait(7000);
     }
 }

source/main.cpp

@@ -68,7 +68,7 @@ static void main_async_runner(void)
             }
         }
 
-        Thread::wait(13000);
+        Thread::wait(7000);
     }
 }
 
@@ -79,7 +79,7 @@ static void main_sync_runner(void)
         const uint32_t number = secure_number_get_number();
         shared_pc.printf("public  : Attempt to read : 0x%08X (granted)\r\n", (unsigned int) number);
 
-        Thread::wait(11000);
+        Thread::wait(7000);
     }
 }