Bump typeorm from 0.2.29 to 0.3.0 in /frameworks/TypeScript/nest (#8818)

Bumps [typeorm](https://github.com/typeorm/typeorm) from 0.2.29 to 0.3.0.
- [Release notes](https://github.com/typeorm/typeorm/releases)
- [Changelog](https://github.com/typeorm/typeorm/blob/master/CHANGELOG.md)
- [Commits](https://github.com/typeorm/typeorm/compare/0.2.29...0.3.0)

---
updated-dependencies:
- dependency-name: typeorm
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

frameworks/TypeScript/nest/package.json

@@ -32,7 +32,7 @@
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
     "rxjs": "6.5.4",
-    "typeorm": "0.2.29"
+    "typeorm": "0.3.0"
   },
   "devDependencies": {
     "@nestjs/cli": "7.5.3",