feat: Add update script (#3555)

* feat: Add update script

* Small fix

* Fixed typo

* Fixed typo

* chmod +x

* Update x-ui

* Fixed update message

* Fixed typo

* Added downloading via IPv4

* Remove check_glibc_version

* Fixed self destroy

* Fixed typo

* Fixed self destroy

---------

x-ui.sh

@@ -85,7 +85,7 @@ install() {
 }
 
 update() {
-    confirm "This function will forcefully reinstall the latest version, and the data will not be lost. Do you want to continue?" "y"
+    confirm "This function will update all x-ui components to the latest version, and the data will not be lost. Do you want to continue?" "y"
     if [[ $? != 0 ]]; then
         LOGE "Cancelled"
         if [[ $# == 0 ]]; then
@@ -93,7 +93,7 @@ update() {
         fi
         return 0
     fi
-    bash <(curl -Ls https://raw.githubusercontent.com/MHSanaei/3x-ui/main/install.sh)
+    bash <(curl -Ls https://raw.githubusercontent.com/MHSanaei/3x-ui/main/update.sh)
     if [[ $? == 0 ]]; then
         LOGI "Update is complete, Panel has automatically restarted "
         before_show_menu