remove invalid keyword

Author: molpopgen

.github/workflows/tests.yml

@@ -29,7 +29,6 @@ jobs:
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
-          override: true
       - uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@cargo-hack
       - run: sudo apt-get update -y
@@ -56,7 +55,6 @@ jobs:
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: stable
-          override: true
           components: rustfmt
       - run: |
           /bin/bash -c "find src -type f | grep -v auto_bindings | grep -v lib | xargs rustfmt --check"
@@ -74,7 +72,6 @@ jobs:
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
-          override: true
           components: clippy
       - uses: Swatinem/rust-cache@v2
       - uses: taiki-e/install-action@cargo-hack