[c] change to upload-artifact@v3

.forgejo/workflows/build.yml

@@ -18,20 +18,25 @@ jobs:
     steps:
       - name: checkout repository
         uses: actions/checkout@v4
+
       - name: validate gradle wrapper
         uses: https://github.com/gradle/wrapper-validation-action@v2
+
       - name: setup jdk ${{ matrix.java }}
         uses: actions/setup-java@v4
         with:
           java-version: ${{ matrix.java }}
           distribution: "microsoft"
+
       - name: make gradle wrapper executable
         run: chmod +x ./gradlew
+
       - name: build
         run: ./gradlew build
+
       - name: capture build artifacts
         if: ${{ matrix.java == '21' }} # Only upload artifacts built from latest java
-        uses: actions/frg-upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
-          name: artifacts
+          name: ec-tweaks-build
           path: build/libs/