ci: pin dtolnay/rust-toolchain to the v1 tag commit (#82)

The stable branch is regenerated, so commits pinned from it drop out of the
repository's history and zizmor fails them. v1 points at master, which is
not rewritten; every use passes toolchain explicitly.

Author: kevin1024

.github/workflows/ci.yml

@@ -30,7 +30,7 @@ jobs:
           persist-credentials: false
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
 
@@ -53,7 +53,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
-      - uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+      - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           targets: x86_64-unknown-linux-musl
@@ -76,7 +76,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
-      - uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+      - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: "1.88"
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2

.github/workflows/quality.yml

@@ -26,7 +26,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
-      - uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+      - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           components: rustfmt
@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
-      - uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+      - uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           components: clippy

.github/workflows/release.yml

@@ -74,7 +74,7 @@ jobs:
           persist-credentials: false
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@686976e191b89faba57d3206551f0f330d8cb249 # stable
+        uses: dtolnay/rust-toolchain@683b588c487a69d01f6c6ddf40f036ff682cc2c8 # v1
         with:
           toolchain: stable
           targets: ${{ matrix.settings.target }}