Relax restriction of Nokogiri requirement (#24)

Signed-off-by: Kentaro Hayashi <[email protected]>

Author: kenhys

fluent-plugin-parser-winevt_xml.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rake"
   spec.add_development_dependency "test-unit", "~> 3.4.0"
   spec.add_runtime_dependency "fluentd", [">= 0.14.12", "< 2"]
-  spec.add_runtime_dependency "nokogiri", [">= 1.12.5", "< 1.17"]
+  spec.add_runtime_dependency "nokogiri", ">= 1.12.5"
 
   # gems that aren't default gems as of Ruby 3.4
   spec.add_runtime_dependency "base64", "~> 0.2"