Split out Catch::cout/cerr/clog into their own file

src/catch2/internal/catch_debug_console.cpp

@@ -5,13 +5,15 @@
 //        https://www.boost.org/LICENSE_1_0.txt)
 
 // SPDX-License-Identifier: BSL-1.0
+
 #include <catch2/internal/catch_debug_console.hpp>
+
 #include <catch2/internal/catch_config_android_logwrite.hpp>
 #include <catch2/internal/catch_stream.hpp>
 #include <catch2/internal/catch_platform.hpp>
 #include <catch2/internal/catch_windows_h_proxy.hpp>
-
-#include <iosfwd>
+#include <catch2/catch_user_config.hpp>
+#include <catch2/internal/catch_stdstreams.hpp>
 
 #if defined(CATCH_CONFIG_ANDROID_LOGWRITE)
 #include <android/log.h>