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/VtsHalAECTargetTest.cpp b/audio/aidl/vts/VtsHalAECTargetTest.cpp
index 53b6757..c007f18 100644
--- a/audio/aidl/vts/VtsHalAECTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAECTargetTest.cpp
@@ -139,12 +139,12 @@
 };
 
 TEST_P(AECParamTest, SetAndGetEchoDelay) {
-    EXPECT_NO_FATAL_FAILURE(addEchoDelayParam(mEchoDelay));
+    addEchoDelayParam(mEchoDelay);
     SetAndGetParameters();
 }
 
 TEST_P(AECParamTest, SetAndGetMobileMode) {
-    EXPECT_NO_FATAL_FAILURE(addMobileModeParam(mMobileMode));
+    addMobileModeParam(mMobileMode);
     SetAndGetParameters();
 }