actions/cache@v1 will be deprectated soon, update to v4

Author: fedordikarev

.github/workflows/ci.yml

@@ -31,19 +31,19 @@ jobs:
       - uses: sfackler/actions/rustup@master
       - run: echo "::set-output name=version::$(rustc --version)"
         id: rust-version
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: ~/.cargo/registry/index
           key: index-${{ runner.os }}-${{ github.run_number }}
           restore-keys: |
             index-${{ runner.os }}-
       - run: cargo generate-lockfile
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: ~/.cargo/registry/cache
           key: registry-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
       - run: cargo fetch
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: target
           key: clippy-target-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}y
@@ -60,19 +60,19 @@ jobs:
           version: 1.62.0
       - run: echo "::set-output name=version::$(rustc --version)"
         id: rust-version
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: ~/.cargo/registry/index
           key: index-${{ runner.os }}-${{ github.run_number }}
           restore-keys: |
             index-${{ runner.os }}-
       - run: cargo generate-lockfile
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: ~/.cargo/registry/cache
           key: registry-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}
       - run: cargo fetch
-      - uses: actions/cache@v1
+      - uses: actions/cache@v4
         with:
           path: target
           key: test-target-${{ runner.os }}-${{ steps.rust-version.outputs.version }}-${{ hashFiles('Cargo.lock') }}y