LTO defeats the -fpic workaround and enables TLS relaxation anyway

Index: mesa-24.3.0-rc1/meson.build
===================================================================
--- mesa-24.3.0-rc1.orig/meson.build
+++ mesa-24.3.0-rc1/meson.build
@@ -516,7 +516,7 @@ if not have_mtls_dialect
     foreach tlsdesc_arg : ['-mtls-dialect=gnu2', '-mtls-dialect=desc']
       # -fpic to force dynamic tls, otherwise TLS relaxation defeats check
       tlsdesc_test = cc.run('int __thread x; int main() { return x; }',
-                            args: [tlsdesc_arg, '-fpic'],
+                            args: [tlsdesc_arg, '-fpic', '-fno-lto'],
                             name: tlsdesc_arg)
       if tlsdesc_test.returncode() == 0 and (
             # check for lld 13 bug: https://gitlab.freedesktop.org/mesa/mesa/-/issues/5665