Effect AIDL: Add line change between parameters print for debug

Bug: 258124419
Test: atest AudioEffectTargetTest
Change-Id: I3a757e4fa8482176bf1f3e7142bb9f7c007451a7
diff --git a/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp b/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
index 88bdd13..947d30e 100644
--- a/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAudioEffectTargetTest.cpp
@@ -82,7 +82,7 @@
         Parameter get;
         EXPECT_IS_OK(mEffect->setParameter(set));
         EXPECT_IS_OK(mEffect->getParameter(id, &get));
-        EXPECT_EQ(set, get) << set.toString() << " vs " << get.toString();
+        EXPECT_EQ(set, get) << set.toString() << "\n vs \n" << get.toString();
     }
 };
 
@@ -390,7 +390,7 @@
     Parameter::Id id;
     id.set<Parameter::Id::commonTag>(Parameter::common);
     EXPECT_IS_OK(mEffect->getParameter(id, &get));
-    EXPECT_EQ(expect, get) << expect.toString() << " vs " << get.toString();
+    EXPECT_EQ(expect, get) << expect.toString() << "\n vs \n" << get.toString();
 
     ASSERT_NO_FATAL_FAILURE(close(mEffect));
     ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));