fix(ci): SHA-pin setup-rust-toolchain for consistency

Author: zfarrell

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
-      - uses: actions-rust-lang/setup-rust-toolchain@v1
+      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1
         with:
           components: rustfmt
           cache: false
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
-      - uses: actions-rust-lang/setup-rust-toolchain@v1
+      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1
         with:
           cache: false
       - name: Cache Cargo registry
@@ -55,7 +55,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
-      - uses: actions-rust-lang/setup-rust-toolchain@v1
+      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1
         with:
           components: clippy
           cache: false
@@ -76,7 +76,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
-      - uses: actions-rust-lang/setup-rust-toolchain@v1
+      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1
         with:
           cache: false
       - name: Cache Cargo registry