VTS: Remove unnecessary EXPECT_NO_FATAL_FAILURE() and ASSERT_NO_FATAL_FAILURE() calls

Remove these macro usage for the methods that don't have EXPECT or
ASSERT checks.

Bug: 305866207

Test: atest VtsHalAECTargetTest
      atest VtsHalAGC1TargetTest
      atest VtsHalAGC2TargetTest
      atest VtsHalDynamicsProcessingTargetTest
      atest VtsHalNSTargetTest
      atest VtsHalVisualizerTargetTest
Change-Id: I587296e7cbf91e702c6edd6f571ddcacb7547446
diff --git a/audio/aidl/vts/VtsHalNSTargetTest.cpp b/audio/aidl/vts/VtsHalNSTargetTest.cpp
index a50e1b4..c5a9bad 100644
--- a/audio/aidl/vts/VtsHalNSTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalNSTargetTest.cpp
@@ -140,12 +140,12 @@
 };
 
 TEST_P(NSParamTest, SetAndGetLevel) {
-    EXPECT_NO_FATAL_FAILURE(addLevelParam(mLevel));
+    addLevelParam(mLevel);
     SetAndGetParameters();
 }
 
 TEST_P(NSParamTest, SetAndGetType) {
-    EXPECT_NO_FATAL_FAILURE(addLevelParam(mLevel));
+    addLevelParam(mLevel);
     SetAndGetParameters();
 }