Build(deps): Bump actions/download-artifact from 5 to 6

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/create-release.yml

@@ -30,12 +30,12 @@ jobs:
       run: gh release create ${{ github.ref }} -F ReleaseNote.md
 
     - name: Download cobj.exe
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: cobj.exe
 
     - name: Download libcobj.jar
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: libcobj.jar
 

.github/workflows/test-cobj-api.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Get the artifact name
         run: echo "ARTIFACT_NAME=${{ inputs.os }}" | sed 's/:/-/g' >> "$GITHUB_ENV"
 
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: opensourcecobol4j-${{ env.ARTIFACT_NAME }}-opt_${{ inputs.configure-args }}
 

.github/workflows/test-nist.yml

@@ -32,7 +32,7 @@ jobs:
       - name: Get the artifact name
         run: echo "ARTIFACT_NAME=${{ inputs.os }}" | sed 's/:/-/g' >> "$GITHUB_ENV"
 
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: opensourcecobol4j-${{ env.ARTIFACT_NAME }}-opt_${{ inputs.configure-args }}
 

.github/workflows/test-other.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Get the artifact name
         run: echo "ARTIFACT_NAME=${{ inputs.os }}" | sed 's/:/-/g' >> "$GITHUB_ENV"
 
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: opensourcecobol4j-${{ env.ARTIFACT_NAME }}-opt_${{ inputs.configure-args }}
 

.github/workflows/windows-test.yml

@@ -15,13 +15,13 @@ jobs:
     - uses: actions/checkout@v5
 
     - name: Download libcobj.jar
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: libcobj.jar
         path: libcobj/app/build/libs/
 
     - name: Download cobj.exe
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: cobj.exe
         path: win/x64/Release/