Release: Bump version to 8.0.0 (#35341)

* "Release: Updated versions in package to 8.0.0"

* Update whats new & release notes URL

Co-authored-by: Elfo404 <me@giordanoricci.com>

plugins-bundled/internal/input-datasource/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@grafana-plugins/input-datasource",
-  "version": "8.0.0-beta.3",
+  "version": "8.0.0",
   "description": "Input Datasource",
   "private": true,
   "repository": {
@@ -15,9 +15,9 @@
   },
   "author": "Grafana Labs",
   "devDependencies": {
-    "@grafana/data": "8.0.0-beta.3",
-    "@grafana/toolkit": "8.0.0-beta.3",
-    "@grafana/ui": "8.0.0-beta.3"
+    "@grafana/data": "8.0.0",
+    "@grafana/toolkit": "8.0.0",
+    "@grafana/ui": "8.0.0"
   },
   "volta": {
     "node": "12.16.2"