Update Matplotlib documentation (3.10.8)

Author: simon04

lib/docs/scrapers/matplotlib.rb

@@ -16,19 +16,28 @@ class Matplotlib < UrlScraper
     options[:skip] = %w(api_changes.html tutorial.html faq.html)
 
     options[:attribution] = <<-HTML
-      &copy; 2012&ndash;2023 Matplotlib Development Team. All rights reserved.<br>
+      &copy; 2012&ndash;2026 Matplotlib Development Team. All rights reserved.<br>
       Licensed under the Matplotlib License Agreement.
     HTML
 
     version do
-      self.release = '3.9.2'
+      self.release = '3.10.8'
       self.base_urls = [
         "https://matplotlib.org/stable/api/",
         "https://matplotlib.org/stable/mpl_toolkits/mplot3d/",
         "https://matplotlib.org/stable/mpl_toolkits/axes_grid/api/"
       ]
     end
 
+    version '3.9' do
+      self.release = '3.9.3'
+      self.base_urls = [
+        "https://matplotlib.org/#{release}/api/",
+        "https://matplotlib.org/#{release}/mpl_toolkits/mplot3d/",
+        "https://matplotlib.org/#{release}/mpl_toolkits/axes_grid/api/"
+      ]
+    end
+
     version '3.8' do
       self.release = '3.8.4'
       self.base_urls = [