Update gitlab-dangerfiles to 2.8.0

Signed-off-by: Rémy Coutable <remy@rymai.me>

Gemfile

@@ -396,7 +396,7 @@ group :development, :test do
 end
 
 group :development, :test, :danger do
-  gem 'gitlab-dangerfiles', '~> 2.6.1', require: false
+  gem 'gitlab-dangerfiles', '~> 2.8.0', require: false
 end
 
 group :development, :test, :coverage do

Gemfile.lock

@@ -193,7 +193,7 @@ GEM
     childprocess (3.0.0)
     chunky_png (1.3.5)
     citrus (3.0.2)
-    claide (1.0.3)
+    claide (1.1.0)
     claide-plugins (0.9.2)
       cork
       nap
@@ -459,7 +459,7 @@ GEM
       terminal-table (~> 1.5, >= 1.5.1)
     gitlab-chronic (0.10.5)
       numerizer (~> 0.2)
-    gitlab-dangerfiles (2.6.1)
+    gitlab-dangerfiles (2.8.0)
       danger (>= 8.3.1)
       danger-gitlab (>= 8.0.0)
     gitlab-experiment (0.6.5)
@@ -1473,7 +1473,7 @@ DEPENDENCIES
   gitaly (~> 14.6.0.pre.rc1)
   github-markup (~> 1.7.0)
   gitlab-chronic (~> 0.10.5)
-  gitlab-dangerfiles (~> 2.6.1)
+  gitlab-dangerfiles (~> 2.8.0)
   gitlab-experiment (~> 0.6.5)
   gitlab-fog-azure-rm (~> 1.2.0)
   gitlab-labkit (~> 0.21.3)