test: regenerate gcc-13 results

Commit 4eef0da
actually worked around hsutter#746.

regression-tests/test-results/gcc-13/pure2-last-use.cpp.output

@@ -0,0 +1,41 @@
+In file included from pure2-last-use.cpp:7:
+pure2-last-use.cpp2: In member function ‘void issue_857::o2() &&’:
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2:128:58: error: ‘this’ may not be used in this context
+  128 |   o2:(move this) = 0.n();
+      |                                                          ^
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2:128:58: error: ‘this’ may not be used in this context
+  128 |   o2:(move this) = 0.n();
+      |                                                          ^
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2:128:58: error: ‘this’ may not be used in this context
+  128 |   o2:(move this) = 0.n();
+      |                                                          ^
+pure2-last-use.cpp2:128:58: error: ‘this’ may not be used in this context
+  128 |   o2:(move this) = 0.n();
+      |                                                          ^
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2: In lambda function:
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2:128:47: error: ‘std::move’ is not a class member
+  128 |   o2:(move this) = 0.n();
+      |                                               ^
+pure2-last-use.cpp2: In member function ‘void issue_857::o2() &&’:
+pure2-last-use.cpp2:128:66: error: no match for call to ‘(issue_857::o2() &&::<lambda(Obj&&, Params&& ...)>) (int)’
+  128 |   o2:(move this) = 0.n();
+      |                                                                  ^
+pure2-last-use.cpp2:128:37: note: candidate: ‘template<class Obj, class ... Params, bool IsNothrow> issue_857::o2() &&::<lambda(Obj&&, Params&& ...)>’
+  128 |   o2:(move this) = 0.n();
+      |                                     ^
+pure2-last-use.cpp2:128:37: note:   template argument deduction/substitution failed: