Update .editorconfig splitting *.php file types on its own config

Author: JavierCane

.editorconfig

@@ -5,11 +5,13 @@ root = true
 
 [*]
 charset = utf-8
-indent_size = 4
-indent_style = space
 end_of_line = lf
 insert_final_newline = true
 trim_trailing_whitespace = true
 
+[*.php]
+indent_size = 4
+indent_style = space
+
 [*.md]
 trim_trailing_whitespace = false