update 优化 增加 snailjob banner

ruoyi-extend/ruoyi-snailjob-server/src/main/resources/banner.txt

@@ -0,0 +1,11 @@
+Application Version: ${revision}
+Spring Boot Version: ${spring-boot.version}
+                 _ _ _       _
+                (_) (_)     | |
+ ___ _ __   __ _ _| |_  ___ | |__ ______ ___  ___ _ ____   _____ _ __
+/ __| '_ \ / _` | | | |/ _ \| '_ \______/ __|/ _ \ '__\ \ / / _ \ '__|
+\__ \ | | | (_| | | | | (_) | |_) |     \__ \  __/ |   \ V /  __/ |
+|___/_| |_|\__,_|_|_| |\___/|_.__/      |___/\___|_|    \_/ \___|_|
+                   _/ |
+                  |__/
+