Added .editorconfig according to PEP 8

KOLANICH · KOLANICH · commit 163404122e5a · 2021-02-20T17:20:36.000+03:00
diff --git a/.editorconfig b/.editorconfig
@@ -0,0 +1,11 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 4
+insert_final_newline = true
+end_of_line = lf
+
+[*.{yml,yaml}]
+indent_size = 2
