Bump dotenv-rails from 2.7.5 to 2.7.6

Bumps [dotenv-rails](https://github.com/bkeepers/dotenv) from 2.7.5 to 2.7.6.
- [Release notes](https://github.com/bkeepers/dotenv/releases)
- [Changelog](https://github.com/bkeepers/dotenv/blob/master/Changelog.md)
- [Commits](bkeepers/dotenv@v2.7.5...v2.7.6)

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

Gemfile.lock

@@ -66,7 +66,7 @@ GEM
     builder (3.2.4)
     byebug (11.1.3)
     coderay (1.1.2)
-    concurrent-ruby (1.1.6)
+    concurrent-ruby (1.1.8)
     connection_pool (2.2.3)
     coveralls (0.8.23)
       json (>= 1.8, < 3)
@@ -87,11 +87,11 @@ GEM
       warden (~> 1.2.3)
     diff-lcs (1.3)
     docile (1.3.2)
-    dotenv (2.7.5)
-    dotenv-rails (2.7.5)
-      dotenv (= 2.7.5)
-      railties (>= 3.2, < 6.1)
-    erubi (1.9.0)
+    dotenv (2.7.6)
+    dotenv-rails (2.7.6)
+      dotenv (= 2.7.6)
+      railties (>= 3.2)
+    erubi (1.10.0)
     ethon (0.12.0)
       ffi (>= 1.3.0)
     execjs (2.7.0)
@@ -115,7 +115,7 @@ GEM
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
     hashdiff (1.0.1)
-    i18n (1.8.3)
+    i18n (1.8.9)
       concurrent-ruby (~> 1.0)
     jbuilder (2.10.0)
       activesupport (>= 5.0.0)
@@ -148,7 +148,7 @@ GEM
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.6.0)
+    loofah (2.9.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.2.4)
@@ -172,7 +172,7 @@ GEM
       mina (>= 1.0.2)
     mini_mime (1.0.2)
     mini_portile2 (2.5.0)
-    minitest (5.14.1)
+    minitest (5.14.4)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
     nenv (0.3.0)
@@ -234,7 +234,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.20.3, < 2.0)
-    rake (13.0.1)
+    rake (13.0.3)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -319,7 +319,7 @@ GEM
       sprockets (>= 3.0.0)
     term-ansicolor (1.7.1)
       tins (~> 1.0)
-    thor (1.0.1)
+    thor (1.1.0)
     thread_safe (0.3.6)
     tilt (2.0.10)
     timecop (0.9.1)
@@ -329,7 +329,7 @@ GEM
     turbolinks-source (5.2.0)
     typhoeus (1.4.0)
       ethon (>= 0.9.0)
-    tzinfo (1.2.7)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     tzinfo-data (1.2020.1)
       tzinfo (>= 1.0.0)
@@ -350,7 +350,7 @@ GEM
     websocket-driver (0.7.2)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
-    zeitwerk (2.3.0)
+    zeitwerk (2.4.2)
 
 PLATFORMS
   ruby