manage: Improved .editorconfig for md, hbs and txt files

Author: Jaid

.editorconfig

@@ -9,10 +9,13 @@ insert_final_newline = false
 trim_trailing_whitespace = true
 
 [*.md]
-trim_trailing_whitespace = true
+trim_trailing_whitespace = false
 
 [*.txt]
-trim_trailing_whitespace = true
+trim_trailing_whitespace = false
+
+[*.hbs]
+trim_trailing_whitespace = false
 
 [/package.json]
 insert_final_newline = true # npm install rewrites the JSON file with a final newline, so we manually keep them to prevent unneeded stashes