[gcc r15-8975] testsuite: fix dg-* typos

https://gcc.gnu.org/g:7d3bbdcc9df57b16c5b582de317161f96a70e491 commit r15-8975-g7d3bbdcc9df57b16c5b582de317161f96a70e491 Author: Sam James Date: Thu Mar 27 13:26:34 2025 + testsuite: fix dg-* typos I have a handful more of these left but those introduce FAILs, while these

[gcc r15-4304] libstdc++: testsuite: adjust name_fortify test for pre-defined _FORTIFY_SOURCE

https://gcc.gnu.org/g:90a4851b08270678352f4f53f86d94af78647499 commit r15-4304-g90a4851b08270678352f4f53f86d94af78647499 Author: Sam James Date: Sun Oct 13 23:22:02 2024 +0100 libstdc++: testsuite: adjust name_fortify test for pre-defined _FORTIFY_SOURCE Otherwise we get failures