Bump dotenv-rails from 2.2.1 to 2.5.0

Bumps [dotenv-rails](https://github.com/bkeepers/dotenv) from 2.2.1 to 2.5.0.
- [Release notes](https://github.com/bkeepers/dotenv/releases)
- [Changelog](https://github.com/bkeepers/dotenv/blob/master/Changelog.md)
- [Commits](bkeepers/dotenv@v2.2.1...v2.5.0)

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

Gemfile.lock

@@ -69,11 +69,11 @@ GEM
       devise (> 3.5.2, <= 4.3)
       rails (< 6)
     diff-lcs (1.3)
-    dotenv (2.2.1)
-    dotenv-rails (2.2.1)
-      dotenv (= 2.2.1)
-      railties (>= 3.2, < 5.2)
-    erubi (1.7.0)
+    dotenv (2.5.0)
+    dotenv-rails (2.5.0)
+      dotenv (= 2.5.0)
+      railties (>= 3.2, < 6.0)
+    erubi (1.7.1)
     factory_bot (4.8.2)
       activesupport (>= 3.0.0)
     factory_bot_rails (4.8.2)
@@ -108,7 +108,7 @@ GEM
     hashie (3.5.6)
     health_check (3.0.0)
       railties (>= 5.0)
-    i18n (0.9.0)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     interception (0.5)
     jsonapi-renderer (0.1.3)
@@ -128,7 +128,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_portile2 (2.3.0)
-    minitest (5.10.3)
+    minitest (5.11.3)
     multi_json (1.12.2)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
@@ -194,7 +194,7 @@ GEM
     rack-cors (1.0.2)
     rack-protection (2.0.3)
       rack
-    rack-test (0.7.0)
+    rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.4)
       actioncable (= 5.1.4)
@@ -225,7 +225,7 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rainbow (2.2.2)
       rake
-    rake (12.2.1)
+    rake (12.3.1)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -294,7 +294,7 @@ GEM
     stateful_enum (0.4.0)
     thor (0.20.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.4)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.0)
     warden (1.2.7)