ENH: workflow: update action to v4

Change-Id: I047f83cc7db03c0e02bf975c9704a6282c9e8eb4

.github/workflows/build_ubuntu.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install dependencies
         run: |
           sudo apt-get update
@@ -22,7 +22,7 @@ jobs:
         run: sudo chown $USER -R ./
       - name: Build deps
         id: cache_deps
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         env:
           cache-name: ${{ runner.os }}-cache-bambustudio_deps_x64
         with:
@@ -38,7 +38,7 @@ jobs:
       - name: Build Studio
         shell: bash
         run: ./BuildLinux.sh -ir
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: BambuStudio_Linux_ubu64_20.04
           path: './build/BambuStudio_ubu64.AppImage'
@@ -97,7 +97,7 @@ jobs:
           sudo apt-get autoclean -y >/dev/null 2>&1 || true
       - name: Check disk space
         run: df -h
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install podman
         run: |
           sudo apt-get update
@@ -111,7 +111,7 @@ jobs:
           podman cp bambu-studio-builder:/BambuStudio/build/BambuStudio_ubu64.AppImage ./
           podman stop bambu-studio-builder
           podman rm bambu-studio-builder
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: BambuStudio_Linux_ubu64_using_container
           path: './BambuStudio_ubu64.AppImage'