build: Fix PyOdide build

Signed-off-by: Dmitry Dygalo <dmitry@dygalo.dev>

Author: Stranger6667

.github/workflows/build.yml

@@ -480,7 +480,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@nightly
         with:
-          toolchain: nightly
+          # Nightly 1.86 as 1.87+ is incompatible with PyOdide as of now
+          toolchain: nightly-2025-02-01
           targets: wasm32-unknown-emscripten
       - uses: actions/setup-python@v5
         with:

.github/workflows/python-release.yml

@@ -292,7 +292,8 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@nightly
         with:
-          toolchain: nightly
+          # Nightly 1.86 as 1.87+ is incompatible with PyOdide as of now
+          toolchain: nightly-2025-02-01
           targets: wasm32-unknown-emscripten
       - uses: actions/setup-python@v5
         with: