Convert quiche_test.h and quiche_test_helpers.h over to the new-style #include path.

PiperOrigin-RevId: 439625782
diff --git a/common/platform/api/quiche_test.h b/common/platform/api/quiche_test.h
index a8b1e05..afc298a 100644
--- a/common/platform/api/quiche_test.h
+++ b/common/platform/api/quiche_test.h
@@ -5,7 +5,7 @@
 #ifndef QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_H_
 #define QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_H_
 
-#include "net/quiche/common/platform/impl/quiche_test_impl.h"
+#include "quiche_platform_impl/quiche_test_impl.h"
 
 using QuicheTest = quiche::test::QuicheTest;
 
diff --git a/common/platform/api/quiche_test_helpers.h b/common/platform/api/quiche_test_helpers.h
index 8e773a1..2dbe611 100644
--- a/common/platform/api/quiche_test_helpers.h
+++ b/common/platform/api/quiche_test_helpers.h
@@ -1,7 +1,7 @@
 #ifndef QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_HELPERS_H_
 #define QUICHE_COMMON_PLATFORM_API_QUICHE_TEST_HELPERS_H_
 
-#include "net/quiche/common/platform/impl/quiche_test_helpers_impl.h"
+#include "quiche_platform_impl/quiche_test_helpers_impl.h"
 
 #define EXPECT_QUICHE_BUG EXPECT_QUICHE_BUG_IMPL