xo-alloc2: delete obsolete .cpp file

src/alloc2/alloc2_register_facets.cpp

@@ -1,33 +0,0 @@
-/** @file alloc2_register_facets.cpp
- *
- * @author Roland Conybeare, Feb 2026
- **/
-
-#include "alloc2_register_facets.hpp"
-#include <xo/alloc2/Arena.hpp>
-#include <xo/facet/FacetRegistry.hpp>
-#include <xo/indentlog/scope.hpp>
-
-namespace xo {
-    using xo::facet::FacetRegistry;
-    //using xo::facet::TypeRegistry;
-    using xo::reflect::typeseq;
-
-    namespace mm {
-
-        bool
-        alloc2_register_facets()
-        {
-            scope log(XO_DEBUG(true));
-
-            FacetRegistry::register_impl<AAllocator, DArena>();
-
-            log && log(xtag("DArena.tseq", typeseq::id<DArena>()));
-
-            return true;
-        }
-
-    } /*namespace scm*/
-} /*namespace xo*/
-
-/* end alloc2_register_facets.cpp */