style: Update .editorconfig for JavaScript and JSON files

Author: mykola-mokhnach

.editorconfig

@@ -1,14 +1,11 @@
 # editorconfig.org
 root = true
 
-[*]
+[*.{js,cjs,mjs,jsx,ts,cts,mts,tsx,json,jsonc}]
 indent_style = space
 indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = true
 insert_final_newline = true
 max_line_length = 120
-
-[*.md]
-trim_trailing_whitespace = false