Auto merge of rust-lang#137395 - cuviper:beta-next, r=cuviper

[beta] stage0 update and a backport

- bump stage0 to 1.85.0
- Remove SSE ABI from i586-pc-windows-msvc rust-lang#137149

r? cuviper

Author: bors

compiler/rustc_target/src/spec/targets/i586_pc_windows_msvc.rs

@@ -2,6 +2,7 @@ use crate::spec::Target;
 
 pub(crate) fn target() -> Target {
     let mut base = super::i686_pc_windows_msvc::target();
+    base.rustc_abi = None; // overwrite the SSE2 ABI set by the base target
     base.cpu = "pentium".into();
     base.llvm_target = "i586-pc-windows-msvc".into();
     base