Feat: add shlib_type="sa" for sa modules

add shlib_type="sa" for sa modules
Signed-off-by: Nhandyohos <zhangxiaotian@huawei.com>
Change-Id: Ibb0410d8dad7436ec09f73c3fff47469908bf1b6

#I6G8SS

services/param/watcher/BUILD.gn

@@ -47,6 +47,7 @@ ohos_shared_library("param_watcher") {
     "ipc:ipc_core",
     "safwk:system_ability_fwk",
   ]
+  shlib_type = "sa"
   install_images = [ "system" ]
   part_name = "init"
   subsystem_name = "startup"