Update Swatinem/rust-cache action to v2.8.0 (rust-lang#1658)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/main.yml

@@ -18,7 +18,7 @@ jobs:
       - run: rustup override set ${{ env.RUST_VERSION }}
       - run: rustup component add clippy
       - run: rustup component add rustfmt
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2.7.8
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2.8.0
 
       - run: cargo clippy --workspace -- -D warnings
       - run: cargo fmt --check --all
@@ -32,7 +32,7 @@ jobs:
           submodules: true
 
       - run: rustup override set ${{ env.RUST_VERSION }}
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2.7.8
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2.8.0
         with:
           workspaces: ".\nzola" # needed to cache build of zola in ./zola/target
 
@@ -53,7 +53,7 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - run: rustup override set ${{ env.RUST_VERSION }}
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2.7.8
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2.8.0
 
       - run: cargo test -p front_matter -- --include-ignored date_is_set
 

.github/workflows/snapshot_tests.yml

@@ -15,7 +15,7 @@ jobs:
         with:
           submodules: true
       - run: rustup override set ${{ env.RUST_VERSION }}
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2.7.8
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2.8.0
         with:
           workspaces: ".\nzola" # needed to cache build of zola in ./zola/target