[TASK] Add css and less files to .editorconfig

Resolves: #63003
Releases: master, 6.2
Change-Id: I80a81e15afc71398d9607848160b8805407172fe
Reviewed-on: http://review.typo3.org/34236


Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>

.editorconfig

@@ -12,6 +12,16 @@ trim_trailing_whitespace = true
 end_of_line = lf
 insert_final_newline = true
 
+# CSS-Files
+[*.css]
+indent_style = tab
+indent_size = 4
+
+# LESS-Files
+[*.less]
+indent_style = tab
+indent_size = 4
+
 # JS-Files
 [*.js]
 indent_style = tab
@@ -30,4 +40,4 @@ indent_size = 4
 # package.json or .travis.yml
 [{package.json,.travis.yml}]
 indent_style = space
-indent_size = 2
\ No newline at end of file
+indent_size = 2