[PNX-5880] security gha semgrep (#528)

Co-authored-by: lucarin91 <lucarin@protonmail.com>

Author: rhpco

.github/workflows/semgrep.yml

@@ -1,7 +1,7 @@
 name: Semgrep Full Scan
 on:
   schedule:
-    - cron: "0 6 * * MON" # Esecuzione settimanale ogni lunedì alle 6 del mattino
+    - cron: "0 2 * * MON"
 
 permissions:
   contents: read