Refactor generated NNAPI tests (follow-up)

Bug: 136097638
Test: m
Change-Id: I0688a843ab04caca9d62f95d38179804eb1b0f80
diff --git a/neuralnetworks/1.2/vts/functional/CompilationCachingTests.cpp b/neuralnetworks/1.2/vts/functional/CompilationCachingTests.cpp
index 082d758..5907646 100644
--- a/neuralnetworks/1.2/vts/functional/CompilationCachingTests.cpp
+++ b/neuralnetworks/1.2/vts/functional/CompilationCachingTests.cpp
@@ -35,10 +35,11 @@
 #include "Utils.h"
 #include "VtsHalNeuralnetworks.h"
 
-namespace android::hardware::neuralnetworks::V1_2::generated_tests::
-        mobilenet_224_gender_basic_fixed {
+namespace android::hardware::neuralnetworks::V1_2 {
+namespace generated_tests::mobilenet_224_gender_basic_fixed {
 Model createTestModel();
-}  // namespace android::hardware::neuralnetworks::V1_2::generated_tests::mobilenet_224_gender_basic_fixed
+}  // namespace generated_tests::mobilenet_224_gender_basic_fixed
+}  // namespace android::hardware::neuralnetworks::V1_2
 
 namespace generated_tests::mobilenet_224_gender_basic_fixed {
 std::vector<test_helper::MixedTypedExample>& get_examples();