refactor: libsec_static复用liteos_m的编译

close: #I5FNP3
Signed-off-by: Narvinzzz <zhaotianyu9@huawei.com>
Change-Id: I6b8724cd46e48f3f18f11b5dd09a5acee1edc049

BUILD.gn

@@ -26,17 +26,17 @@ config("libsec_public_config") {
 }
 
 if (defined(ohos_lite)) {
+  # When the kernel is liteos_m, use //kernel/liteos_m/kal/libsec/BUILD.gn to compile.
+  if (ohos_kernel_type == "liteos_m") {
+    group("libsec_static") {
+    }
+  } else {
     lite_library("libsec_static") {
       target_type = "static_library"
-
-    # When the kernel is liteos_m, use //kernel/liteos_m/kal/libsec/BUILD.gn to compile.
-    if (ohos_kernel_type != "liteos_m") {
       sources = libsec_sources
-    } else {
-      sources = []
-    }
       public_configs = [ ":libsec_public_config" ]
     }
+  }
   lite_library("libsec_shared") {
     target_type = "shared_library"
     sources = libsec_sources