Update ffi for ruby 4 compatibility

Saw this error when running with docker:

> ffi-1.17.2-aarch64-linux-gnu requires ruby version >= 2.5, < 3.5.dev, which is incompatible with the current version, 4.0.5

Author: zetter-rpf

Gemfile.lock

@@ -183,10 +183,9 @@ GEM
       logger
     faraday-net_http (3.4.2)
       net-http (~> 0.5)
-    ffi (1.17.2)
-    ffi (1.17.2-aarch64-linux-gnu)
-    ffi (1.17.2-arm64-darwin)
-    ffi (1.17.2-x86_64-linux-gnu)
+    ffi (1.17.4-aarch64-linux-gnu)
+    ffi (1.17.4-arm64-darwin)
+    ffi (1.17.4-x86_64-linux-gnu)
     fiber-storage (1.0.1)
     flipper (1.4.2)
       concurrent-ruby (< 2)