Update actions/cache action to v4

Author: renovate[bot]

.github/workflows/rav1e.yml

@@ -152,15 +152,15 @@ jobs:
         run: |
           cargo --version > Cargo.version
       - name: Cache cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: ~/.cargo/registry/cache
           key: ${{ runner.os }}-${{ matrix.conf }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.conf }}-cargo-registry-
       - name: Cache sccache output
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: /home/runner/.cache/sccache
@@ -328,15 +328,15 @@ jobs:
         run: |
           cargo --version > Cargo.version
       - name: Cache cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: ~/.cargo/registry/cache
           key: ${{ runner.os }}-${{ matrix.conf }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.conf }}-cargo-registry-
       - name: Cache sccache output
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: /Users/runner/Library/Caches/Mozilla.sccache
@@ -408,15 +408,15 @@ jobs:
         run: |
           cargo --version > Cargo.version
       - name: Cache cargo registry
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: ~/.cargo/registry/cache
           key: ${{ runner.os }}-${{ matrix.conf }}-${{ matrix.target }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.conf }}-${{ matrix.target }}-cargo-registry-
       - name: Cache sccache output
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         continue-on-error: true
         with:
           path: C:\sccache