Bump actions/upload-artifact from 5 to 6 (#301)

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

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

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -86,7 +86,7 @@ jobs:
           DOCKER_BUILD_SUMMARY: false
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: kafkactl-jar
           path: build/libs/kafkactl-${{ steps.metadata.outputs.current_version }}.jar
@@ -145,7 +145,7 @@ jobs:
         shell: bash
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: kafkactl-${{ matrix.platform }}
           path: build/native/nativeCompile/kafkactl-${{ steps.metadata.outputs.current_version }}${{ matrix.extension }}

.github/workflows/release.yml

@@ -40,7 +40,7 @@ jobs:
           echo is_latest_version=$(echo $(test "$LATEST_VERSION" == "$CURRENT_VERSION" && echo true || echo false)) >> $GITHUB_OUTPUT
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: kafkactl-jar
           path: build/libs/kafkactl-${{ steps.metadata.outputs.current_version }}.jar
@@ -144,7 +144,7 @@ jobs:
         run: mv build/native/nativeCompile/kafkactl-${{ steps.metadata.outputs.current_version }}${{ matrix.extension }} build/native/nativeCompile/kafkactl-${{ steps.metadata.outputs.current_version }}-${{ matrix.platform }}${{ matrix.extension }}
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: kafkactl-${{ matrix.platform }}
           path: build/native/nativeCompile/kafkactl-${{ steps.metadata.outputs.current_version }}-${{ matrix.platform }}${{ matrix.extension }}

.github/workflows/security.yml

@@ -144,7 +144,7 @@ jobs:
         run: echo current_version=$(echo $(./gradlew properties --no-daemon --console=plain -q | grep "^version:" | awk '{printf $2}')) >> $GITHUB_OUTPUT
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: kafkactl-${{ matrix.platform }}
           path: build/native/nativeCompile/kafkactl-${{ steps.metadata.outputs.current_version }}