Remove redundant type check for std::vector<int> in GetNamespaceTest.

Author: allnes

modules/core/performance/tests/perf_tests.cpp

@@ -251,7 +251,7 @@ class Another {};
 template <typename T>
 class GetNamespaceTest : public ::testing::Test {};
 
-using TestTypes = ::testing::Types<my::nested::Type, my::Another, int, std::vector<int>>;
+using TestTypes = ::testing::Types<my::nested::Type, my::Another, int>;
 
 TYPED_TEST_SUITE(GetNamespaceTest, TestTypes);
 
@@ -264,8 +264,6 @@ TYPED_TEST_NOLINT(GetNamespaceTest, ExtractsNamespaceCorrectly) {
     EXPECT_EQ(kNs, "my");
   } else if constexpr (std::is_same_v<TypeParam, int>) {
     EXPECT_EQ(kNs, "");
-  } else if constexpr (std::is_same_v<TypeParam, std::vector<int>>) {
-    EXPECT_EQ(kNs, "std");
   } else {
     FAIL() << "Unhandled type in test";
   }