ci: bump the github-actions group with 2 updates

Bumps the github-actions group with 2 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/upload-artifact` from 6 to 7
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v6...v7)

Updates `actions/download-artifact` from 7 to 8
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v7...v8)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/download-artifact
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/docs-check.yml

@@ -66,7 +66,7 @@ jobs:
 
       - name: Upload Go code blocks report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: go-code-blocks-validation-report
           path: tmp/go_code_blocks_report.md
@@ -77,7 +77,7 @@ jobs:
 
       - name: Upload signature consistency report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: signature-consistency-report
           path: tmp/signature_consistency_report.txt
@@ -88,7 +88,7 @@ jobs:
 
       - name: Upload heading numbering report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: heading-numbering-validation-report
           path: tmp/heading_numbering_report.txt
@@ -99,7 +99,7 @@ jobs:
 
       - name: Upload Go definitions index report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: go-definitions-index-report
           path: tmp/go_defs_index_report.txt
@@ -110,7 +110,7 @@ jobs:
 
       - name: Upload requirement reference report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: requirement-reference-report
           path: tmp/req_references_report.txt
@@ -121,7 +121,7 @@ jobs:
 
       - name: Upload feature coverage report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: feature-coverage-report
           path: tmp/feature_coverage_report.txt
@@ -132,7 +132,7 @@ jobs:
 
       - name: Upload requirements coverage report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: requirements-coverage-report
           path: tmp/requirements_coverage_report.txt
@@ -143,7 +143,7 @@ jobs:
 
       - name: Upload link validation report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: link-validation-report
           path: tmp/validation_report.txt

.github/workflows/go-bdd.yml

@@ -47,7 +47,7 @@ jobs:
 
       - name: Upload BDD test output
         if: always()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: bdd-test-output
           path: tmp/bdd_test_output_*.txt

.github/workflows/go-ci.yml

@@ -124,7 +124,7 @@ jobs:
 
       - name: Upload Go signature validation report
         if: failure()
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: go-signature-validation-report
           path: go_signature_validation_report.txt

.github/workflows/nvpkg-release.yml

@@ -77,7 +77,7 @@ jobs:
           find "$dir" -type f | sort
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: ${{ matrix.goos }}-${{ matrix.goarch }}
           path: cli/dist/${{ matrix.goos }}-${{ matrix.goarch }}
@@ -90,7 +90,7 @@ jobs:
     if: github.event_name == 'release'
     steps:
       - name: Download build artifacts
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
 
       - name: Create archives per platform
         run: |