Reorganize scss files

Author: itsamoreh

assets/index.js

@@ -1,2 +1,2 @@
-import './scss/index.scss';
+import './scss/_index.scss';
 import './js/index';

assets/scss/_index.scss

@@ -0,0 +1,5 @@
+@import './abstracts';
+@import './base';
+@import './patterns/';
+@import './template-parts';
+@import './templates';

assets/scss/abstracts/_abstracts.scss renamed to assets/scss/abstracts/_index.scss

@@ -1,3 +1,4 @@
 // 'base/' keeps files styling the base HTML elements.
 @import './global';
 @import './pagination';
+@import './forms';