Replace actions-rs GitHub actions

Those actions are not maintained any more and we should switch to an
alternative.

We also remove the `-Cinline-threshold=0` rustflag from the unit tests
because that's now a noop.

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>

.github/workflows/ci.yml

@@ -57,12 +57,10 @@ jobs:
             target
           key: ${{ runner.os }}-cargo-clippy-${{ hashFiles('**/Cargo.lock') }}
       - name: Select Toolchain
-        uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af # v1.0.7
+        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
           toolchain: nightly
-          default: true
-          override: true
-          components: clippy, rustfmt
+          components: clippy
       - name: Clippy Lint
         run: cargo clippy --all --all-features -- -D warnings
 
@@ -80,31 +78,21 @@ jobs:
       - name: Checkout
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - name: Select Nighly Toolchain
-        uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af # v1.0.7
+        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
           toolchain: nightly
-          override: true
-      - name: Install rustfmt
-        shell: bash
-        run: rustup component add rustfmt
       - name: Unit tests with all features
-        uses: actions-rs/cargo@844f36862e911db73fe0815f00a4a2602c279505 # v1.0.3
-        with:
-          command: test
-          args: --all-features --no-fail-fast
+        run: cargo test --all-features --no-fail-fast
         env:
           CARGO_INCREMENTAL: '0'
-          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
-          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
+          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
+          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
       - name: Unit tests with default features
-        uses: actions-rs/cargo@844f36862e911db73fe0815f00a4a2602c279505 # v1.0.3
-        with:
-          command: test
-          args: --no-fail-fast
+        run: cargo test --no-fail-fast
         env:
           CARGO_INCREMENTAL: '0'
-          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
-          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
+          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
+          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests'
       - name: Coverage
         uses: actions-rs/grcov@770fa904bcbfc50da498080d1511da7388e6ddc6 # v0.1.6
         with: