Allow server flag library usable from Framework libraries am: d44a592a am: 3c647d4c

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/server_configurable_flags/+/23317908



Change-Id: I6051e3c959ce79d336a76b20259631976abb9b3b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

libflags/Android.bp

@@ -7,6 +7,7 @@ cc_library {
     srcs: ["server_configurable_flags.cc"],
     host_supported: true,
     vendor_available: true,
+    double_loadable: true,
     shared_libs: [
         "libbase",
         "libcutils",