Enhancement on Substrate Node Template (#8473)

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

substrate/bin/node-template/.editorconfig

@@ -0,0 +1,16 @@
+root = true
+
+[*]
+indent_style=space
+indent_size=2
+tab_width=2
+end_of_line=lf
+charset=utf-8
+trim_trailing_whitespace=true
+insert_final_newline = true
+
+[*.{rs,toml}]
+indent_style=tab
+indent_size=tab
+tab_width=4
+max_line_length=100