rubyMinimal: Disable JIT support and remove cc refs

To make rubyMinimal truely minimal, it shouldn't reference stdenv.cc

pkgs/development/interpreters/ruby/default.nix

@@ -159,7 +159,7 @@ let
                 $out/lib/libruby*
               ${removeReferencesTo}/bin/remove-references-to \
                 -t ${stdenv.cc} \
-                $out/lib/ruby/${version}/${stdenv.targetPlatform.system}/rbconfig.rb
+                $out/${passthru.libPath}/${stdenv.targetPlatform.system}/rbconfig.rb
             ''
           }
           # Bundler tries to create this directory

pkgs/top-level/all-packages.nix

@@ -9777,6 +9777,8 @@ in
   rubyMinimal = ruby.override {
     # gem support is minimal overhead
     rubygemsSupport = true;
+    removeReferenceToCC = true;
+    JitSupport = false;
     useRailsExpress = false;
     zlibSupport = false;
     opensslSupport = false;