新增aosk编译宏开关，以留后续使用

android/variable.go

@@ -41,6 +41,9 @@ type variableProperties struct {
 			Asflags []string
 			Cflags  []string
 		}
+		Star_kylin_non_aosk struct {
+			Cppflags []string
+		}
 
 		// unbundled_build is a catch-all property to annotate modules that don't build in one or
 		// more unbundled branches, usually due to dependencies missing from the manifest.
@@ -163,6 +166,7 @@ type productVariables struct {
 
 	Platform_version_name                     *string  `json:",omitempty"`
 	Platform_sdk_version                      *int     `json:",omitempty"`
+	Star_kylin_non_aosk                       *bool    `json:",omitempty"`
 	Platform_sdk_codename                     *string  `json:",omitempty"`
 	Platform_sdk_final                        *bool    `json:",omitempty"`
 	Platform_version_active_codenames         []string `json:",omitempty"`