src: use %progbits instead of @progbits

While @progbits is preferred for most architectures, there are some
(notably 32-bit ARM) for which it does not. %progbits is effective
everywhere.

See https://bugzilla.redhat.com/show_bug.cgi?id=1950528 for more
details.

Related: #17933
Related: #37688

Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>

PR-URL: #38312
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: sgallagher

src/large_pages/node_text_start.S

@@ -1,5 +1,5 @@
 #if defined(__ELF__)
-.section .note.GNU-stack,"",@progbits
+.section .note.GNU-stack,"",%progbits
 #endif
 .text
 .align 0x2000