Update Swatinem/rust-cache digest to 98c8021

Author: oxide-renovate[bot]

.github/workflows/ci.yml

@@ -45,7 +45,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.rust-version }}
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
       - uses: taiki-e/install-action@just
       - uses: taiki-e/install-action@cargo-hack
       - uses: taiki-e/install-action@nextest
@@ -75,7 +75,7 @@ jobs:
         with:
           toolchain: ${{ matrix.rust-version }}
           targets: ${{ matrix.target }}
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
       - uses: taiki-e/install-action@just
       - uses: taiki-e/install-action@cargo-hack
       - run: just powerset-no-std build --target ${{ matrix.target }}

.github/workflows/coverage.yml

@@ -21,7 +21,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@nightly # Use nightly to get access to coverage --doc
         with:
           components: llvm-tools-preview
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
       - uses: taiki-e/install-action@just
       - name: Install latest nextest release
         uses: taiki-e/install-action@nextest

.github/workflows/docs.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
       - uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@9d47c6ad4b02e050fd481d890b2ea34778fd09d6 # v2
+      - uses: Swatinem/rust-cache@98c8021b550208e191a6a3145459bfc9fb29c4c0 # v2
       - uses: taiki-e/install-action@just
       - name: Build rustdoc
         run: just rustdoc