re-run update.sh when old version detected

update.sh

@@ -1,12 +1,13 @@
 #!/bin/bash
 
-SCRIPT_VERSION="114"
+SCRIPT_VERSION="115"
 SCRIPT_URL='https://raw.githubusercontent.com/wh1te909/tacticalrmm/master/update.sh'
 LATEST_SETTINGS_URL='https://raw.githubusercontent.com/wh1te909/tacticalrmm/master/api/tacticalrmm/tacticalrmm/settings.py'
 YELLOW='\033[1;33m'
 GREEN='\033[0;32m'
 RED='\033[0;31m'
 NC='\033[0m'
+THIS_SCRIPT=$(readlink -f "$0")
 
 TMP_FILE=$(mktemp -p "" "rmmupdate_XXXXXXXXXX")
 curl -s -L "${SCRIPT_URL}" > ${TMP_FILE}
@@ -15,9 +16,7 @@ NEW_VER=$(grep "^SCRIPT_VERSION" "$TMP_FILE" | awk -F'[="]' '{print $3}')
 if [ "${SCRIPT_VERSION}" -ne "${NEW_VER}" ]; then
     printf >&2 "${YELLOW}Old update script detected, downloading and replacing with the latest version...${NC}\n"
     wget -q "${SCRIPT_URL}" -O update.sh
-    printf >&2 "${YELLOW}Script updated! Please re-run ./update.sh${NC}\n"
-    rm -f $TMP_FILE
-    exit 1
+    exec ${THIS_SCRIPT}
 fi
 
 rm -f $TMP_FILE