fix(helpers:update): make downloaded scripts executable

helpers/update.sh

@@ -196,6 +196,8 @@ if [ "$doScriptUpdate" -eq 1 ]; then
                 printf "\n%s*** This script has been updated. Please re-run it to load the updated version of this file. ***%s\n\n" "$warn" "$norm"
                 # overwrite this script with updated script
                 mv -f ./update.sh.tmp "$localScriptName"
+                chmod +x "$localScriptName"
+                exit 0
             fi
         fi
     fi
@@ -243,6 +245,10 @@ if [ "$doScriptUpdate" -eq 1 ]; then
                     updateSuccess=$((updateSuccess + 1))
                     # overwrite old version of file
                     mv -f "$updateFilename.tmp" "$updateFilename"
+                    if [ "${updateFilename##*.}" = "sh" ]; then
+                        # shell file --> make it executable
+                        chmod +x "$updateFilename"
+                    fi
                 fi
             fi
         else