CI: Github Action: run "apt-get update" before packages restore

ubuntu somehow needs it, no idea why does not apt-get do it itself.

diff --git a/.github/workflows/vtest.yml b/.github/workflows/vtest.yml
index 28e814153dca9f28e4e6f8b22bddde4c48f7c861..c88d4aac82cbe3c378350aeb0f712110ace2d98a 100644 (file)
--- a/.github/workflows/vtest.yml
+++ b/.github/workflows/vtest.yml
@@ -46,6 +46,7 @@ jobs:
     - name: Install apt dependencies
       if: ${{ startsWith(matrix.os, 'ubuntu-') }}
       run: |
+        sudo apt-get update
         sudo apt-get install -y \
           liblua5.3-dev \
           libpcre2-dev \