chore(deps): update dtolnay/rust-toolchain digest to 4be7066

Author: renovate[bot]

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
       with:
         persist-credentials: false
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8 # stable
+      uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30 # stable
       with:
         toolchain: ${{ matrix.rust }}
     - name: Initialize cache
@@ -62,7 +62,7 @@ jobs:
       with:
         persist-credentials: false
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8 # stable
+      uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30 # stable
       with:
         toolchain: stable
     - name: Initialize cache
@@ -78,7 +78,7 @@ jobs:
       with:
         persist-credentials: false
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8 # stable
+      uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30 # stable
       with:
         toolchain: "1.95"  # STABLE
         components: rustfmt