💄 添加 .editorconfig 文件，规范PR代码空格缩进规范

Author: xkcoding

.editorconfig

@@ -0,0 +1,13 @@
+# 开发组IDE 编辑器标准
+root = true
+
+[*]
+indent_size = 2
+charset = utf-8
+indent_style = space
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{groovy, java, kt, kts, xsd}]
+indent_size = 4