Call AIBinder_setRequestingSid from createBinder override function

AIBinder_setRequestingSid must be called first upon creation of a
binder object before AIBinder_getCallingSid is called. Call
AIBinder_setRequestingSid in the createBinder override function
for WVDrmFactory, WVDrmPlugin and WVCryptoPlugin classes.

Test: Play TV streaming
Test: adb shell dumpsys android.hardware.drm.IDrmFactory/widevine -a

Bug: 237613676
Change-Id: I9dde4715ba2003deb463bd75b23e1ebc2f22a764
(cherry picked from commit 6797b8eb8a)

libwvdrmengine/mediadrm/aidl_src/WVDrmPlugin.cpp

@@ -1851,6 +1851,12 @@ Status WVDrmPlugin::queryProperty(RequestedSecurityLevel securityLevel,
   return mapCdmResponseType(res);
 }
 
+::ndk::SpAIBinder WVDrmPlugin::createBinder() {
+  auto binder = BnDrmPlugin::createBinder();
+  AIBinder_setRequestingSid(binder.get(), true);
+  return binder;
+}
+
 Status WVDrmPlugin::queryProperty(const std::string& property,
                                   vector<uint8_t>& vector_value) const {
   std::string string_value;