Update build.yml

Author: thejudge156

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
     - name: Build with CI build script
       run: bash "ci_build_arch_${{matrix.arch}}.sh"
     - name: Upload JDK build output
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: "jdk22-${{matrix.arch}}"
         path: jdk22*.tar.xz
@@ -42,9 +42,9 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Get jre22-aarch64
-      uses: actions/download-artifact@v2
+      uses: actions/download-artifact@v4
       with:
         name: jre22-aarch64
         path: pojav