Update .editorconfig (#68)

Author: staabm

.editorconfig

@@ -5,19 +5,16 @@ end_of_line = lf
 insert_final_newline = true
 charset = utf-8
 trim_trailing_whitespace = true
+indent_style = space
 
 [*.{php,phpt}]
-indent_style = tab
 indent_size = 4
 
 [*.neon]
-indent_style = tab
 indent_size = 4
 
 [*.{yaml,yml}]
-indent_style = space
 indent_size = 2
 
 [composer.json]
-indent_style = tab
 indent_size = 4