Rollup merge of #92581 - Meziu:armv6k-3ds-target, r=nagisa

ARMv6K Horizon - Enable default libraries

Due to the nature of the external gcc linker, default libraries are required, even for `no_std` programs.

compiler/rustc_target/src/spec/armv6k_nintendo_3ds.rs

@@ -36,6 +36,7 @@ pub fn target() -> Target {
             features: "+vfp2".to_string(),
             pre_link_args,
             exe_suffix: ".elf".to_string(),
+            no_default_libraries: false,
             ..Default::default()
         },
     }