refactor(testing): put all test functions under the Testing namespace

Redcraft.Utility/Source/Private/Testing/MiscellaneousTesting.cpp

@@ -1,4 +1,5 @@
 #include "Testing/MiscellaneousTesting.h"
+
 #include "Miscellaneous/AssertionMacros.h"
 #include "Miscellaneous/TypeInfo.h"
 #include "Miscellaneous/Compare.h"
@@ -7,6 +8,8 @@ NAMESPACE_REDCRAFT_BEGIN
 NAMESPACE_MODULE_BEGIN(Redcraft)
 NAMESPACE_MODULE_BEGIN(Utility)
 
+NAMESPACE_BEGIN(Testing)
+
 void TestMiscellaneous()
 {
 	TestAssertionMacros();
@@ -234,6 +237,8 @@ void TestTypeInfo()
 	always_check((TempE <=> TempF) != 0);
 }
 
+NAMESPACE_END(Testing)
+
 NAMESPACE_MODULE_END(Utility)
 NAMESPACE_MODULE_END(Redcraft)
 NAMESPACE_REDCRAFT_END