Bump dotenv from 2.8.1 to 3.0.1

Bumps [dotenv](https://github.com/bkeepers/dotenv) from 2.8.1 to 3.0.1.
- [Release notes](https://github.com/bkeepers/dotenv/releases)
- [Changelog](https://github.com/bkeepers/dotenv/blob/main/Changelog.md)
- [Commits](bkeepers/dotenv@v2.8.1...v3.0.1)

---
updated-dependencies:
- dependency-name: dotenv
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -111,7 +111,7 @@ GEM
     diffy (3.4.2)
     dockerfile-rails (1.6.5)
       rails (>= 3.0.0)
-    dotenv (2.8.1)
+    dotenv (3.0.1)
     erubi (1.12.0)
     execjs (2.9.1)
     factory_bot (6.4.5)