ci: Bump Swatinem/rust-cache from 2.7.1 to 2.7.3 (#461)

Bumps [Swatinem/rust-cache](https://github.com/swatinem/rust-cache) from 2.7.1 to 2.7.3.
- [Release notes](https://github.com/swatinem/rust-cache/releases)
- [Changelog](https://github.com/Swatinem/rust-cache/blob/master/CHANGELOG.md)
- [Commits](Swatinem/rust-cache@3cf7f8c...23bce25)

---
updated-dependencies:
- dependency-name: Swatinem/rust-cache
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Miroslav Bajtoš <oss@bajtos.net>

.github/workflows/ci.yaml

@@ -41,7 +41,7 @@ jobs:
           toolchain: stable
           target: ${{ matrix.target }}
 
-      - uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8 # v2.7.1
+      - uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
         with:
           shared-key: ${{ matrix.target }}
           # Always save the build artifacts to the cache to speed up builds of additional
@@ -79,7 +79,7 @@ jobs:
           toolchain: stable
           target: ${{ matrix.target }}
 
-      - uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8 # v2.7.1
+      - uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
         with:
           shared-key: ${{ matrix.target }}
           save-if: false
@@ -119,7 +119,7 @@ jobs:
         with:
           toolchain: stable
 
-      - uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8 # v2.7.1
+      - uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
         with:
           shared-key: "x86_64-unknown-linux-gnu"
           save-if: false
@@ -138,7 +138,7 @@ jobs:
           toolchain: stable
           components: clippy
 
-      - uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8 # v2.7.1
+      - uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
         with:
           shared-key: "x86_64-unknown-linux-gnu"
           save-if: false

.github/workflows/release.yml

@@ -116,7 +116,7 @@ jobs:
       # Note that a build for one tag cannot access cache created by a build for a different tag,
       # therefore caching does not work for real release builds.
       - name: Debugging | Cache Rust deps
-        uses: Swatinem/rust-cache@3cf7f8cc28d1b4e7d01e3783be10a97d55d483c8 # v2.7.1
+        uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
         if: ${{ !startsWith(github.ref, 'refs/tags/') }}
         with:
           shared-key: release-${{ matrix.target }}