build: update packages

Author: Gorniv

.editorconfig

@@ -0,0 +1,5 @@
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 2

.prettierrc

@@ -0,0 +1,7 @@
+{
+    "printWidth": 100,
+    "parser": "flow",
+    "singleQuote": true,
+    "tabWidth": 2,
+    "trailingComma": "all"
+}