Merge pull request #2625 from ljedrz/ci/fix_windows_toolchain

[CI] Fix the Windows toolchain

Author: vicsn

.circleci/config.yml

@@ -38,7 +38,7 @@ commands:
             choco uninstall rust
             # Install rust with rustup.
             Invoke-WebRequest -Uri "https://win.rustup.rs/" -OutFile "C:\rustup-init.exe"
-            & C:\rustup-init.exe -y --default-toolchain "stable-x86_64-pc-windows-msvc" --no-modify-path --profile minimal
+            & C:\rustup-init.exe -y --default-toolchain "1.83.0-x86_64-pc-windows-msvc" --no-modify-path --profile minimal # Attention - Change the MSRV in Cargo.toml and rust-toolchain as well
             $Env:Path += ";$Env:USERPROFILE\.cargo\bin"
             # Verify the installation.
             cargo --version --verbose