musl: replace .data.rel.ro with .section .data.rel.ro,"aw"

The former was an LLVM extension that appears to have been removed in LLVM 21.

I won't bother fixing gen_stubs.zig; see #23881.
dfa55e193dAlex Rønne Petersen committed on 8/30/2025, 4:36:41 AMparent2b84eb8
1 file changedLine totals unavailable