pass the gem name to Gem::Platform.match_gem?

Although this argument isn't used in the CRuby implementation, other
implementations (specifically TruffleRuby) reserve the right to
re-implement this method with special cases for specific gems.

More context at rubygems/rubygems#3817

lib/tailwindcss/commands.rb

@@ -3,6 +3,7 @@
 module Tailwindcss
   module Commands
     DEFAULT_DIR = File.expand_path(File.join(__dir__, "..", "..", "exe"))
+    GEM_NAME = "tailwindcss-rails"
 
     # raised when the host platform is not supported by upstream tailwindcss's binary releases
     class UnsupportedPlatformException < StandardError
@@ -34,15 +35,15 @@ def executable(exe_path: DEFAULT_DIR)
             MESSAGE
           end
         else
-          if Tailwindcss::Upstream::NATIVE_PLATFORMS.keys.none? { |p| Gem::Platform.match_gem?(Gem::Platform.new(p), nil) }
+          if Tailwindcss::Upstream::NATIVE_PLATFORMS.keys.none? { |p| Gem::Platform.match_gem?(Gem::Platform.new(p), GEM_NAME) }
             raise UnsupportedPlatformException, <<~MESSAGE
               tailwindcss-rails does not support the #{platform} platform
               Please install tailwindcss following instructions at https://tailwindcss.com/docs/installation
             MESSAGE
           end
 
           exe_file = Dir.glob(File.expand_path(File.join(exe_path, "*", "tailwindcss"))).find do |f|
-            Gem::Platform.match_gem?(Gem::Platform.new(File.basename(File.dirname(f))), nil)
+            Gem::Platform.match_gem?(Gem::Platform.new(File.basename(File.dirname(f))), GEM_NAME)
           end
         end