Bump nanoc from 4.12.18 to 4.12.19

Bumps [nanoc](https://github.com/nanoc/nanoc) from 4.12.18 to 4.12.19.
- [Release notes](https://github.com/nanoc/nanoc/releases)
- [Changelog](https://github.com/nanoc/nanoc/blob/main/nanoc/NEWS.md)
- [Commits](nanoc/nanoc@nanoc-cli-v4.12.18...nanoc-cli-v4.12.19)

---
updated-dependencies:
- dependency-name: nanoc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -11,7 +11,7 @@ GEM
     colored (1.2)
     concurrent-ruby (1.2.2)
     cri (2.15.11)
-    ddmetrics (1.0.1)
+    ddmetrics (1.1.0)
     ddplugin (1.0.3)
     diff-lcs (1.5.0)
     em-websocket (0.5.1)
@@ -51,36 +51,36 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     lumberjack (1.2.4)
-    memo_wise (1.7.0)
+    memo_wise (1.8.0)
     method_source (1.0.0)
     mini_portile2 (2.8.5)
     multi_json (1.15.0)
-    nanoc (4.12.18)
+    nanoc (4.12.19)
       addressable (~> 2.5)
       colored (~> 1.2)
       nanoc-checking (~> 1.0, >= 1.0.2)
-      nanoc-cli (= 4.12.18)
-      nanoc-core (= 4.12.18)
+      nanoc-cli (= 4.12.19)
+      nanoc-core (= 4.12.19)
       nanoc-deploying (~> 1.0)
       parallel (~> 1.12)
       tty-command (~> 0.8)
       tty-which (~> 0.4)
     nanoc-checking (1.0.2)
       nanoc-cli (~> 4.12, >= 4.12.4)
       nanoc-core (~> 4.12, >= 4.12.4)
-    nanoc-cli (4.12.18)
+    nanoc-cli (4.12.19)
       cri (~> 2.15)
       diff-lcs (~> 1.3)
-      nanoc-core (= 4.12.18)
+      nanoc-core (= 4.12.19)
       zeitwerk (~> 2.1)
-    nanoc-core (4.12.18)
+    nanoc-core (4.12.19)
       concurrent-ruby (~> 1.1)
       ddmetrics (~> 1.0)
       ddplugin (~> 1.0)
       immutable-ruby (~> 0.1)
       json_schema (~> 0.19)
       memo_wise (~> 1.5)
-      psych (~> 4.0)
+      psych (>= 4.0, < 6.0)
       slow_enumerator_tools (~> 1.0)
       tty-platform (~> 0.2)
       zeitwerk (~> 2.1)
@@ -103,9 +103,9 @@ GEM
     pry (0.14.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    psych (4.0.6)
+    psych (5.1.1.1)
       stringio
-    public_suffix (5.0.3)
+    public_suffix (5.0.4)
     pygments.rb (2.4.1)
     racc (1.7.3)
     rack (3.0.8)
@@ -139,7 +139,7 @@ GEM
     sorted_set (1.0.3)
       rbtree
       set (~> 1.0)
-    stringio (3.0.8)
+    stringio (3.1.0)
     thor (1.0.1)
     tty-color (0.6.0)
     tty-command (0.10.1)