Auto merge of #72208 - tmandry:fix-fuchsia-solink, r=Mark-Simulacrum

Don't pass --dynamic-linker for Fuchsia dylibs

This was causing a PT_INTERP header in Fuchsia dylibs (implying that
they're executable when they're not).

r? @Mark-Simulacrum
cc @frobtech @petrhosek

Author: bors

src/librustc_codegen_ssa/back/link.rs

@@ -1447,7 +1447,7 @@ fn linker_with_args<'a, B: ArchiveBuilder<'a>>(
     add_link_script(cmd, sess, tmpdir, crate_type);
 
     // NO-OPT-OUT, OBJECT-FILES-NO, AUDIT-ORDER
-    if sess.target.target.options.is_like_fuchsia {
+    if sess.target.target.options.is_like_fuchsia && crate_type == CrateType::Executable {
         let prefix = match sess.opts.debugging_opts.sanitizer {
             Some(Sanitizer::Address) => "asan/",
             _ => "",