[version.syn] Rename feature-test macro to __cpp_lib_algorithm_default_value_type

Author: jensmaurer

source/support.tex

@@ -553,6 +553,8 @@
 \begin{codeblock}
 #define @\defnlibxname{cpp_lib_adaptor_iterator_pair_constructor}@ 202106L // also in \libheader{stack}, \libheader{queue}
 #define @\defnlibxname{cpp_lib_addressof_constexpr}@               201603L // freestanding, also in \libheader{memory}
+#define @\defnlibxname{cpp_lib_algorithm_default_value_type}@      202403L
+  // also in \libheader{algorithm}, \libheader{ranges}, \libheader{string}, \libheader{deque}, \libheader{list}, \libheader{forward_list}, \libheader{vector}
 #define @\defnlibxname{cpp_lib_algorithm_iterator_requirements}@   202207L
   // also in \libheader{algorithm}, \libheader{numeric}, \libheader{memory}
 #define @\defnlibxname{cpp_lib_allocate_at_least}@                 202302L // also in \libheader{memory}
@@ -621,8 +623,6 @@
 #define @\defnlibxname{cpp_lib_copyable_function}@                 202306L // also in \libheader{functional}
 #define @\defnlibxname{cpp_lib_coroutine}@                         201902L // also in \libheader{coroutine}
 #define @\defnlibxname{cpp_lib_debugging}@                         202311L // freestanding, also in \libheader{debugging}
-#define @\defnlibxname{cpp_lib_default_template_type_for_algorithm_values}@ 202403
-  // also in \libheader{algorithm}, \libheader{ranges}, \libheader{string}, \libheader{deque}, \libheader{list}, \libheader{forward_list}, \libheader{vector}
 #define @\defnlibxname{cpp_lib_destroying_delete}@                 201806L // freestanding, also in \libheader{new}
 #define @\defnlibxname{cpp_lib_enable_shared_from_this}@           201603L // also in \libheader{memory}
 #define @\defnlibxname{cpp_lib_endian}@                            201907L // freestanding, also in \libheader{bit}