Fix version

Author: softashell

.github/workflows/build.yaml

@@ -23,7 +23,7 @@ jobs:
         run: |
           go build -o rpgmv-decrypter.exe
       - name: Upload artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: rpgmv-decrypter.exe
           path: rpgmv-decrypter.exe
@@ -43,7 +43,7 @@ jobs:
         run: |
           go build -o rpgmv-decrypter
       - name: Upload artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: rpgmv-decrypter
           path: rpgmv-decrypter