Refine aot call func procedure and fix zephyr timer overflow issue (#617)

1. Refine the aot call function procedure

2. fix timer integer overflow issue on zephyr platform

3. move wasm_exec_env_set_thread_info into lower layer

core/shared/platform/zephyr/zephyr_time.c

@@ -8,6 +8,6 @@
 uint64
 os_time_get_boot_microsecond()
 {
-    return k_uptime_get_32() * 1000;
+    return k_uptime_get() * 1000;
 }