chore: remove release-checks (#8884)

## About the changes
If we're going to be releasing from tip of main, the commits are already
tested and linted, there's no need to run all these checks

package.json

@@ -63,7 +63,6 @@
     "seed:setup": "ts-node --compilerOptions '{\"strictNullChecks\": false}' src/test/e2e/seed/segment.seed.ts",
     "seed:serve": "UNLEASH_DATABASE_NAME=unleash_test UNLEASH_DATABASE_SCHEMA=seed yarn run start:dev",
     "clean": "del-cli --force dist",
-    "preversion": "./scripts/check-release.sh",
     "heroku-postbuild": "cd frontend && yarn && yarn build",
     "prepack": "./scripts/prepack.sh",
     "schema:update": "node ./.husky/update-openapi-spec-list.js"