chore(deps): update actions/cache action to v4

Author: renovate[bot]

.github/workflows/baseline.yml

@@ -18,7 +18,7 @@ jobs:
         with:
           node-version: '16'
       - name: Cache pnpm modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.pnpm-store
           key: ${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}

.github/workflows/benchmark.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install rust toolchain
         uses: actions-rs/toolchain@v1
       - name: Cache cargo
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
             path: |
                 ~/.cargo/registry

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
         with:
           components: rustfmt, clippy
       - name: Cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry

.github/workflows/gh-pages.yml

@@ -20,7 +20,7 @@ jobs:
           version: 'latest'
 
       - name: Cache Rust Deps
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry