[ci] Use bundler 2.4.22, which is still compatible with ruby 2.7

.ci/build.sh

@@ -169,7 +169,7 @@ function build() {
 #
 function pmd_ci_build_setup_bundler() {
     pmd_ci_log_info "Installing bundler..."
-    gem install bundler
+    gem install bundler -v 2.4.22
 }
 
 #

Gemfile.lock

@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.5)
+    addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
     base64 (0.2.0)
     claide (1.1.0)
@@ -13,7 +13,7 @@ GEM
     concurrent-ruby (1.2.2)
     cork (0.3.0)
       colored2 (~> 3.1)
-    danger (9.4.0)
+    danger (9.4.2)
       claide (~> 1.0)
       claide-plugins (>= 0.9.2)
       colored2 (~> 3.1)
@@ -24,12 +24,12 @@ GEM
       kramdown (~> 2.3)
       kramdown-parser-gfm (~> 1.0)
       no_proxy_fix
-      octokit (>= 6.0, < 8.0)
+      octokit (>= 4.0)
       terminal-table (>= 1, < 4)
     differ (0.1.2)
     et-orbi (1.2.7)
       tzinfo
-    faraday (2.7.11)
+    faraday (2.7.12)
       base64
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
@@ -51,10 +51,10 @@ GEM
     mini_portile2 (2.8.5)
     nap (1.1.0)
     no_proxy_fix (0.1.2)
-    nokogiri (1.15.4)
+    nokogiri (1.15.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    octokit (7.2.0)
+    octokit (8.0.0)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
     open4 (1.3.4)
@@ -65,7 +65,7 @@ GEM
       nokogiri (~> 1.13)
       rufus-scheduler (~> 3.8)
       slop (~> 4.9)
-    public_suffix (5.0.3)
+    public_suffix (5.0.4)
     raabro (1.4.0)
     racc (1.7.3)
     rchardet (1.8.0)
@@ -96,4 +96,4 @@ DEPENDENCIES
   safe_yaml
 
 BUNDLED WITH
-   2.4.5
+   2.4.22

docs/Gemfile.lock

@@ -1,36 +1,45 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (7.0.8)
+    activesupport (7.1.2)
+      base64
+      bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
+      mutex_m
       tzinfo (~> 2.0)
-    addressable (2.8.5)
+    addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
-    base64 (0.1.1)
+    base64 (0.2.0)
+    bigdecimal (3.1.5)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.11.1)
     colorator (1.1.0)
     commonmarker (0.23.10)
     concurrent-ruby (1.2.2)
+    connection_pool (2.4.1)
     dnsruby (1.70.0)
       simpleidn (~> 0.2.1)
+    drb (2.2.0)
+      ruby2_keywords
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     ethon (0.16.0)
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
     execjs (2.9.1)
-    faraday (2.7.11)
+    faraday (2.7.12)
       base64
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.2)
-    ffi (1.16.2)
+    ffi (1.16.3)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     github-pages (228)
@@ -207,13 +216,14 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_portile2 (2.8.4)
+    mini_portile2 (2.8.5)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.20.0)
-    nokogiri (1.15.4)
+    mutex_m (0.2.0)
+    nokogiri (1.15.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     octokit (4.25.1)
@@ -222,7 +232,7 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (4.0.7)
-    racc (1.7.1)
+    racc (1.7.3)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -243,13 +253,13 @@ GEM
       unf (~> 0.1.4)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
-    typhoeus (1.4.0)
+    typhoeus (1.4.1)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.8.2)
+    unf_ext (0.0.9.1)
     unicode-display_width (1.8.0)
     webrick (1.8.1)
 
@@ -262,4 +272,4 @@ DEPENDENCIES
   webrick
 
 BUNDLED WITH
-   2.4.5
+   2.4.22