GHA/build: bring lib-php job to same versions of artifact-action and ubuntu-image
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3d83cb9..8288849 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -78,7 +78,7 @@
 
   lib-php:
     needs: compiler
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       matrix:
         php-version: [7.1, 7.2, 7.3, 7.4, 8.0, 8.1, 8.2, 8.3]
@@ -103,7 +103,7 @@
         run: |
           ./configure $(echo $CONFIG_ARGS_FOR_LIBS | sed 's/without-php/with-php/' | sed 's/without-php_extension/with-php_extension/' )
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: thrift-compiler
           path: compiler/cpp