ci: enable PHP 7.4 in GitHub Actions build matrix

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Signed-off-by: Thomas Müller <1005065+DeepDiver1975@users.noreply.github.com>

Author: DeepDiver1975

.github/workflows/main.yml

@@ -32,7 +32,7 @@ jobs:
     strategy:
       matrix:
         #version: ["7.4", "8.0", "8.1", "8.2", "8.3", "8.4", "8.5"]
-        version: ["8.3", "8.4", "8.5"]
+        version: ["7.4", "8.3", "8.4", "8.5"]
 
   update-docker-hub-description:
     needs: build