Bump actions/cache from 4.0.0 to 4.0.2

Bumps [actions/cache](https://github.com/actions/cache) from 4.0.0 to 4.0.2.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4.0.0...v4.0.2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/test.yml

@@ -79,7 +79,7 @@ jobs:
         shell: bash
 
       - name: Cache Rust dependencies
-        uses: actions/[email protected].0
+        uses: actions/[email protected].2
         with:
           path: |
             ~/.cargo/registry/index
@@ -130,7 +130,7 @@ jobs:
         shell: bash
 
       - name: Cache Rust dependencies
-        uses: actions/[email protected].0
+        uses: actions/[email protected].2
         with:
           path: |
             ~/.cargo/registry/index
@@ -178,7 +178,7 @@ jobs:
         shell: bash
 
       - name: Cache Rust dependencies
-        uses: actions/[email protected].0
+        uses: actions/[email protected].2
         with:
           path: |
             ~/.cargo/registry/index
@@ -221,7 +221,7 @@ jobs:
         shell: bash
 
       - name: Cache Rust dependencies
-        uses: actions/[email protected].0
+        uses: actions/[email protected].2
         with:
           path: |
             ~/.cargo/registry/index