Release: Bump version to 7.5.0-beta.1 (#31664)

* "Release: Updated versions in package to 7.5.0-beta.1"

* Update package.json

Co-authored-by: Will Browne <wbrowne@users.noreply.github.com>

packages/grafana-e2e/package.json

@@ -2,7 +2,7 @@
   "author": "Grafana Labs",
   "license": "Apache-2.0",
   "name": "@grafana/e2e",
-  "version": "7.5.0-pre.0",
+  "version": "7.5.0-beta.1",
   "description": "Grafana End-to-End Test Library",
   "keywords": [
     "cli",
@@ -44,7 +44,7 @@
   "types": "src/index.ts",
   "dependencies": {
     "@cypress/webpack-preprocessor": "4.1.3",
-    "@grafana/e2e-selectors": "7.5.0-pre.0",
+    "@grafana/e2e-selectors": "7.5.0-beta.1",
     "@grafana/tsconfig": "^1.0.0-rc1",
     "@mochajs/json-file-reporter": "^1.2.0",
     "blink-diff": "1.0.13",