Update pmdtester to 1.4.0

Gemfile

@@ -10,9 +10,9 @@ gem 'danger'
 # this happens during release (.ci/build.sh and do-release.sh)
 # but also during regular builds (.ci/build.sh)
 group :release_notes_preprocessing do
-  gem 'liquid', '>=4.0.0'
+  gem 'liquid'
-  gem 'safe_yaml', '>=1.0'
+  gem 'safe_yaml'
-  gem 'rouge', '>= 1.7', '< 4'
+  gem 'rouge'
 end
 
 # vim: syntax=ruby

Gemfile.lock

@@ -9,10 +9,10 @@ GEM
       nap
       open4 (~> 1.3)
     colored2 (3.1.2)
-    concurrent-ruby (1.1.9)
+    concurrent-ruby (1.1.10)
     cork (0.3.0)
       colored2 (~> 3.1)
-    danger (8.4.5)
+    danger (8.5.0)
       claide (~> 1.0)
       claide-plugins (>= 0.9.2)
       colored2 (~> 3.1)
@@ -58,11 +58,11 @@ GEM
       raabro (~> 1.4)
     git (1.10.2)
       rchardet (~> 1.8)
-    kramdown (2.3.1)
+    kramdown (2.3.2)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
-    liquid (5.2.0)
+    liquid (5.3.0)
     logger-colors (1.0.0)
     mini_portile2 (2.8.0)
     multipart-post (2.1.1)
@@ -75,12 +75,12 @@ GEM
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
     open4 (1.3.4)
-    pmdtester (1.3.0)
+    pmdtester (1.4.0)
       differ (~> 0.1)
-      liquid (>= 4.0)
+      liquid (~> 5.2)
       logger-colors (~> 1.0)
-      nokogiri (>= 1.11.0.rc4)
+      nokogiri (~> 1.13)
-      rufus-scheduler (~> 3.5)
+      rufus-scheduler (~> 3.8)
       slop (~> 4.6)
     public_suffix (4.0.6)
     raabro (1.4.0)
@@ -107,10 +107,10 @@ PLATFORMS
 
 DEPENDENCIES
   danger
-  liquid (>= 4.0.0)
+  liquid
   pmdtester
-  rouge (>= 1.7, < 4)
+  rouge
-  safe_yaml (>= 1.0)
+  safe_yaml
 
 BUNDLED WITH
    2.1.4