make 7.1 latest version release (#1728)

Author: enriquegh

docs.config.js

@@ -1,5 +1,5 @@
 const config = {
-	DOCS_LATEST_VERSION: '7.0'
+	DOCS_LATEST_VERSION: '7.1'
 };
 
 module.exports = config;

src/data/versions.ts

@@ -13,6 +13,11 @@ export const versions: VersionI[] = [
 		label: 'latest',
 		url: '/docs'
 	},
+        {
+                name: 'v7.0',
+                url: 'https://7.0.sourcegraph.com'
+        },
+
 	{
 		name: 'v6.12',
 		url: 'https://6.12.sourcegraph.com'