libradiocompat: Expose AIDL indications

Bug: 308985785
Test: m
Change-Id: Iecf657e06a00e2beb781ac7ec849950dcb42038d
diff --git a/radio/aidl/compat/libradiocompat/CallbackManager.cpp b/radio/aidl/compat/libradiocompat/CallbackManager.cpp
index c2eaed1..96aaebc 100644
--- a/radio/aidl/compat/libradiocompat/CallbackManager.cpp
+++ b/radio/aidl/compat/libradiocompat/CallbackManager.cpp
@@ -53,6 +53,10 @@
     return *mRadioResponse;
 }
 
+RadioIndication& CallbackManager::indication() const {
+    return *mRadioIndication;
+}
+
 void CallbackManager::setResponseFunctionsDelayed() {
     std::unique_lock<std::mutex> lock(mDelayedSetterGuard);
     mDelayedSetterDeadline = std::chrono::steady_clock::now() + kDelayedSetterDelay;