Update GitHub Artifact Actions

Author: renovate[bot]

.github/workflows/gradle-build.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Build with Gradle
         run: ./gradlew build
       - name: Upload artifacts
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v7
         with:
           name: "IridiumChunkBusters"
           path: "build/libs/IridiumChunkBusters-*.jar"

.github/workflows/publish.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Build with Gradle
         run: ./gradlew build
       - name: Upload artifacts
-        uses: "actions/upload-artifact@v5.0.0"
+        uses: "actions/upload-artifact@v7.0.0"
         with:
           name: "IridiumChunkBusters"
           path: "build/libs/IridiumChunkBusters-*.jar"
@@ -40,7 +40,7 @@ jobs:
         id: version
         with:
           file: "build.gradle.kts"
-      - uses: actions/download-artifact@v6.0.0
+      - uses: actions/download-artifact@v8.0.0
         with:
           name: "IridiumChunkBusters"
           path: "./"
@@ -63,7 +63,7 @@ jobs:
           file: "build.gradle.kts"
 
       - name: Download build artifact
-        uses: actions/download-artifact@v6.0.0
+        uses: actions/download-artifact@v8.0.0
         with:
           name: "IridiumChunkBusters"
           path: "./"