Bump actions/cache from 4 to 5 (#65)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/backup.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Configure cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ${{ env.GITHUB_WORKSPACE }}

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
 
     steps:
       - name: Checkout Example.jl
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: julia-actions/Example.jl
 
@@ -49,7 +49,7 @@ jobs:
         shell: bash
 
       - name: Checkout julia-buildpkg
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: ./.github/actions/julia-buildpkg
 
@@ -68,9 +68,9 @@ jobs:
 
       - uses: julia-actions/julia-processcoverage@v1
 
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@v5
         with:
-          file: lcov.info
+          files: lcov.info
 
       - name: Verify that test output file exists
         run: test -f "$HOME/julia-buildpkg"

README.md

@@ -8,7 +8,7 @@ Julia needs to be installed before this action can run. This can easily be achie
 
 And example workflow that uses this action might look like this:
 
-```
+```yaml
 name: Run tests
 
 on: [push, pull_request]
@@ -26,8 +26,8 @@ jobs:
             julia-arch: x86
 
     steps:
-      - uses: actions/checkout@v2
-      - uses: julia-actions/setup-julia@v1
+      - uses: actions/checkout@v5
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
       - uses: julia-actions/julia-buildpkg@v1
@@ -68,4 +68,4 @@ If the registry contains private packages, or is itself private, the ssh protoco
 ...
 ```
 
-For Julia 1.7 and above, the `git_cli` option can be used to set the `JULIA_PKG_USE_CLI_GIT` [environment flag](https://docs.julialang.org/en/v1/manual/environment-variables/), for additional control of the SSH configuration used by `Pkg` to add/dev packages.
+For Julia 1.7 and above, the `git_cli` option can be used to set the `JULIA_PKG_USE_CLI_GIT` [environment flag](https://docs.julialang.org/en/v1/manual/environment-variables/), for additional control of the SSH configuration used by `Pkg` to add/dev packages.