Bump actions/cache from 3 to 4 (#1826)

Bumps [actions/cache](https://github.com/actions/cache) from 3 to 4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

---
updated-dependencies:
- dependency-name: actions/cache
  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/build-containerlab.yml

@@ -17,7 +17,7 @@ jobs:
           go-version: ${{ inputs.go_ver }}
 
       - name: Cache go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # In order:
           # * Module download cache

.github/workflows/cicd.yml

@@ -77,7 +77,7 @@ jobs:
           go-version: ${{ env.GO_VER }}
 
       - name: Cache go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # In order:
           # * Module download cache
@@ -105,7 +105,7 @@ jobs:
           go-version: ${{ env.GO_VER }}
 
       - name: Cache go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # In order:
           # * Module download cache
@@ -357,7 +357,7 @@ jobs:
       - run: docker run -v $(pwd):/docs --user $(id -u):$(id -g) --entrypoint mkdocs ghcr.io/srl-labs/mkdocs-material-insiders:$MKDOCS_INS_VER build --clean --strict
 
       - name: Cache htmltest external links
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: tmp/.htmltest
           # key will contain hash of all md files to check if files have changed
@@ -397,7 +397,7 @@ jobs:
           go-version: ${{ env.GO_VER }}
 
       - name: Cache go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # In order:
           # * Module download cache

.github/workflows/codeql-analysis.yml

@@ -39,7 +39,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Cache go modules
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           # In order:
           # * Module download cache