Bump dotenv-rails from 3.1.0 to 3.1.2

Bumps [dotenv-rails](https://github.com/bkeepers/dotenv) from 3.1.0 to 3.1.2.
- [Release notes](https://github.com/bkeepers/dotenv/releases)
- [Changelog](https://github.com/bkeepers/dotenv/blob/main/Changelog.md)
- [Commits](bkeepers/dotenv@v3.1.0...v3.1.2)

---
updated-dependencies:
- dependency-name: dotenv-rails
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -146,9 +146,9 @@ GEM
       reline (>= 0.3.8)
     declarative (0.0.20)
     diff-lcs (1.5.1)
-    dotenv (3.1.0)
-    dotenv-rails (3.1.0)
-      dotenv (= 3.1.0)
+    dotenv (3.1.2)
+    dotenv-rails (3.1.2)
+      dotenv (= 3.1.2)
       railties (>= 6.1)
     drb (2.2.1)
     e2mmap (0.1.0)