[REGRESSION] WIP on shlock work around ( WIP #41 )

### ChangeLog:

Changes in file .github/tool_shlock_helper.sh:
 Unknown Changes

.github/tool_shlock_helper.sh

@@ -1,4 +1,4 @@
-#! /bin/bash --posix
+#! /bin/bash
 # Disclaimer of Warranties.
 # A. YOU EXPRESSLY ACKNOWLEDGE AND AGREE THAT, TO THE EXTENT PERMITTED BY
 #    APPLICABLE LAW, USE OF THIS SHELL SCRIPT AND ANY SERVICES PERFORMED