Fixed LoadError of version file.

hsbt · hsbt · commit 036039c8a29d · 2019-07-15T14:45:30.000+09:00
diff --git a/lib/logger/logger.gemspec b/lib/logger/logger.gemspec
@@ -1,7 +1,7 @@
 begin
   require_relative "lib/logger/version"
 rescue LoadError # Fallback to load version file in ruby core repository
-  require_relative "logger/version"
+  require_relative "version"
 end
 
 Gem::Specification.new do |spec|
