feat(gemfile): add support for x86_64-linux platform and update related gems

Author: fralps

Gemfile.lock

@@ -170,6 +170,7 @@ GEM
       factory_bot (~> 6.5)
       railties (>= 6.1.0)
     ffi (1.17.2-arm64-darwin)
+    ffi (1.17.2-x86_64-linux-gnu)
     flay (2.13.3)
       erubi (~> 1.10)
       path_expander (~> 1.0)
@@ -235,6 +236,8 @@ GEM
     nio4r (2.7.4)
     nokogiri (1.18.10-arm64-darwin)
       racc (~> 1.4)
+    nokogiri (1.18.10-x86_64-linux-gnu)
+      racc (~> 1.4)
     oj (3.16.11)
       bigdecimal (>= 3.0)
       ostruct (>= 0.2)
@@ -247,6 +250,7 @@ GEM
       racc
     path_expander (1.1.3)
     pg (1.6.2-arm64-darwin)
+    pg (1.6.2-x86_64-linux)
     pp (0.6.3)
       prettyprint
     prettyprint (0.2.0)
@@ -437,6 +441,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-24
+  x86_64-linux
 
 DEPENDENCIES
   blueprinter