doc: change theme version to 1.2.0

style.css

@@ -1,7 +1,7 @@
 /*
 Theme Name: Inline AMP
 Text Domain: inline-amp
-Version: 1.1.0
+Version: 1.2.0
 Requires at least: 5.3
 Requires PHP: 5.2.4
 Description: InlineAMP has a traditional two-column layout, it's designed for easy-use,friendly-admin, and all settings go to the theme customizer. we used a lot of modern tech such as flex layer, Pure CSS design. Our theme page was fully supported AMP spec, which has much better SEO experiences.
@@ -11,7 +11,4 @@ Author URI: https://hhacker.com
 Theme URI: https://github.com/justid/InlineAMP
 License: GNU General Public License v3 or later
 License URI: https://www.gnu.org/licenses/gpl-3.0.html
-*/
-
-
-
+*/