Add content for Gridsome (#1151)

* Add Bootstrap CSS content

* Add Bulma CSS content

* Add Prettier content

* Add Vite content

* Add GitHub content

* Add GitHub content

* Add GitHub content

* Add GitLab content at backend roadmap

* Add Git content on Backend roadmap

* Add HTTPS content on Backend roadmap

* Add Version Control System description

* Add Jekyll content on Frontend roadmap

* Add VuePress content on Frontend roadmap

* Revert "Add VuePress content on Frontend roadmap"

This reverts commit 05625604c2.

* Add Gatsbyjs content on Frontend roadmap

* Update content/roadmaps/100-frontend/content/120-static-site-generators/101-gatsbyjs.md

* Add content for Gridsome

* Add content for NuxtJS

* Revert "Add content for NuxtJS"

This reverts commit bd533a6ba9.

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/100-frontend/content/120-static-site-generators/106-gridsome.md

@@ -1 +1,7 @@
-# Gridsome
+# Gridsome
+
+Gridsome is a Vue.js powered Jamstack framework for building static generated websites & apps that are fast by default.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='blue' badgeText='Official Website' href='https://gridsome.org/'>Gridsome Website</BadgeLink>
+<BadgeLink colorScheme='blue' badgeText='Docs' href='https://gridsome.org/docs/'>Gridsome Documentation</BadgeLink>