build: fix runs-on attribute

csanjuanc · csanjuanc · commit 001682d8c9e2 · 2021-09-24T12:47:35.000-03:00
diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-18.04
 
     steps:
     - name: Setup PHP
