fix(editorconfig): misconfiguration that would cause editors to forma…

…t incorrectly #1786

Issue: #1786

CHANGELOG:
- [ ] Makefiles, go files, and other related files use tabs for
  indentation. Set indent width for these to 4 to indentify this
  clearly.
- [ ] Configure editor for Python to use 4 spaces for indentation.
- [ ] Use linefeed `\n` character to end lines for all files so that
  tools work properly.

.editorconfig

@@ -3,9 +3,21 @@ root = true
 
 [*]
 charset = utf-8
-indent_style = space
+end_of_line = lf
 indent_size = 2
+indent_style = space
 insert_final_newline = true
-trim_trailing_whitespace = true
 max_line_length = 80
+trim_trailing_whitespace = true
+
+[*.{js,jsx,ts,tsx}]
 quote_type = single
+
+[*.py]
+indent_size = 4
+indent_style = space
+quote_type = single
+
+[{Makefile,go.mod,go.sum,*.go,.gitmodules}]
+indent_size = 4
+indent_style = tab